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mm: vmalloc: enable memory allocation profiling
This wrapps all external vmalloc allocation functions with the alloc_hooks() wrapper, and switches internal allocations to _noprof variants where appropriate, for the new memory allocation profiling feature. [surenb@google.com: arch/um: fix forward declaration for vmalloc] Link: https://lkml.kernel.org/r/20240326073750.726636-1-surenb@google.com [surenb@google.com: undo _noprof additions in the documentation] Link: https://lkml.kernel.org/r/20240326231453.1206227-5-surenb@google.com Link: https://lkml.kernel.org/r/20240321163705.3067592-31-surenb@google.com Signed-off-by: Kent Overstreet <kent.overstreet@linux.dev> Signed-off-by: Suren Baghdasaryan <surenb@google.com> Tested-by: Kees Cook <keescook@chromium.org> Cc: Alexander Viro <viro@zeniv.linux.org.uk> Cc: Alex Gaynor <alex.gaynor@gmail.com> Cc: Alice Ryhl <aliceryhl@google.com> Cc: Andreas Hindborg <a.hindborg@samsung.com> Cc: Benno Lossin <benno.lossin@proton.me> Cc: "Björn Roy Baron" <bjorn3_gh@protonmail.com> Cc: Boqun Feng <boqun.feng@gmail.com> Cc: Christoph Lameter <cl@linux.com> Cc: Dennis Zhou <dennis@kernel.org> Cc: Gary Guo <gary@garyguo.net> Cc: Miguel Ojeda <ojeda@kernel.org> Cc: Pasha Tatashin <pasha.tatashin@soleen.com> Cc: Peter Zijlstra <peterz@infradead.org> Cc: Tejun Heo <tj@kernel.org> Cc: Vlastimil Babka <vbabka@suse.cz> Cc: Wedson Almeida Filho <wedsonaf@gmail.com> Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
This commit is contained in:
Kent Overstreet
Andrew Morton
parent
24e44cc22a
commit
88ae5fb755
@ -11,7 +11,8 @@
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extern void *uml_kmalloc(int size, int flags);
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extern void kfree(const void *ptr);
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extern void *vmalloc(unsigned long size);
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extern void *vmalloc_noprof(unsigned long size);
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#define vmalloc(...) vmalloc_noprof(__VA_ARGS__)
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extern void vfree(void *ptr);
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#endif /* __UM_MALLOC_H__ */
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@ -205,7 +205,7 @@ static ia_css_ptr __hmm_alloc(size_t bytes, enum hmm_bo_type type,
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}
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dev_dbg(atomisp_dev, "pages: 0x%08x (%zu bytes), type: %d, vmalloc %p\n",
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bo->start, bytes, type, vmalloc);
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bo->start, bytes, type, vmalloc_noprof);
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return bo->start;
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@ -2,6 +2,8 @@
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#ifndef _LINUX_VMALLOC_H
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#define _LINUX_VMALLOC_H
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#include <linux/alloc_tag.h>
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#include <linux/sched.h>
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#include <linux/spinlock.h>
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#include <linux/init.h>
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#include <linux/list.h>
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@ -138,26 +140,54 @@ extern unsigned long vmalloc_nr_pages(void);
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static inline unsigned long vmalloc_nr_pages(void) { return 0; }
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#endif
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extern void *vmalloc(unsigned long size) __alloc_size(1);
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extern void *vzalloc(unsigned long size) __alloc_size(1);
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extern void *vmalloc_user(unsigned long size) __alloc_size(1);
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extern void *vmalloc_node(unsigned long size, int node) __alloc_size(1);
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extern void *vzalloc_node(unsigned long size, int node) __alloc_size(1);
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extern void *vmalloc_32(unsigned long size) __alloc_size(1);
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extern void *vmalloc_32_user(unsigned long size) __alloc_size(1);
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extern void *__vmalloc(unsigned long size, gfp_t gfp_mask) __alloc_size(1);
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extern void *__vmalloc_node_range(unsigned long size, unsigned long align,
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extern void *vmalloc_noprof(unsigned long size) __alloc_size(1);
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#define vmalloc(...) alloc_hooks(vmalloc_noprof(__VA_ARGS__))
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extern void *vzalloc_noprof(unsigned long size) __alloc_size(1);
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#define vzalloc(...) alloc_hooks(vzalloc_noprof(__VA_ARGS__))
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extern void *vmalloc_user_noprof(unsigned long size) __alloc_size(1);
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#define vmalloc_user(...) alloc_hooks(vmalloc_user_noprof(__VA_ARGS__))
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extern void *vmalloc_node_noprof(unsigned long size, int node) __alloc_size(1);
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#define vmalloc_node(...) alloc_hooks(vmalloc_node_noprof(__VA_ARGS__))
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extern void *vzalloc_node_noprof(unsigned long size, int node) __alloc_size(1);
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#define vzalloc_node(...) alloc_hooks(vzalloc_node_noprof(__VA_ARGS__))
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extern void *vmalloc_32_noprof(unsigned long size) __alloc_size(1);
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#define vmalloc_32(...) alloc_hooks(vmalloc_32_noprof(__VA_ARGS__))
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extern void *vmalloc_32_user_noprof(unsigned long size) __alloc_size(1);
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#define vmalloc_32_user(...) alloc_hooks(vmalloc_32_user_noprof(__VA_ARGS__))
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extern void *__vmalloc_noprof(unsigned long size, gfp_t gfp_mask) __alloc_size(1);
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#define __vmalloc(...) alloc_hooks(__vmalloc_noprof(__VA_ARGS__))
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extern void *__vmalloc_node_range_noprof(unsigned long size, unsigned long align,
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unsigned long start, unsigned long end, gfp_t gfp_mask,
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pgprot_t prot, unsigned long vm_flags, int node,
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const void *caller) __alloc_size(1);
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void *__vmalloc_node(unsigned long size, unsigned long align, gfp_t gfp_mask,
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int node, const void *caller) __alloc_size(1);
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void *vmalloc_huge(unsigned long size, gfp_t gfp_mask) __alloc_size(1);
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#define __vmalloc_node_range(...) alloc_hooks(__vmalloc_node_range_noprof(__VA_ARGS__))
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extern void *__vmalloc_array(size_t n, size_t size, gfp_t flags) __alloc_size(1, 2);
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extern void *vmalloc_array(size_t n, size_t size) __alloc_size(1, 2);
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extern void *__vcalloc(size_t n, size_t size, gfp_t flags) __alloc_size(1, 2);
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extern void *vcalloc(size_t n, size_t size) __alloc_size(1, 2);
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void *__vmalloc_node_noprof(unsigned long size, unsigned long align, gfp_t gfp_mask,
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int node, const void *caller) __alloc_size(1);
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#define __vmalloc_node(...) alloc_hooks(__vmalloc_node_noprof(__VA_ARGS__))
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void *vmalloc_huge_noprof(unsigned long size, gfp_t gfp_mask) __alloc_size(1);
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#define vmalloc_huge(...) alloc_hooks(vmalloc_huge_noprof(__VA_ARGS__))
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extern void *__vmalloc_array_noprof(size_t n, size_t size, gfp_t flags) __alloc_size(1, 2);
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#define __vmalloc_array(...) alloc_hooks(__vmalloc_array_noprof(__VA_ARGS__))
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extern void *vmalloc_array_noprof(size_t n, size_t size) __alloc_size(1, 2);
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#define vmalloc_array(...) alloc_hooks(vmalloc_array_noprof(__VA_ARGS__))
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extern void *__vcalloc_noprof(size_t n, size_t size, gfp_t flags) __alloc_size(1, 2);
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#define __vcalloc(...) alloc_hooks(__vcalloc_noprof(__VA_ARGS__))
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extern void *vcalloc_noprof(size_t n, size_t size) __alloc_size(1, 2);
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#define vcalloc(...) alloc_hooks(vcalloc_noprof(__VA_ARGS__))
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extern void vfree(const void *addr);
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extern void vfree_atomic(const void *addr);
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@ -82,7 +82,7 @@ static struct test_item test_items[] = {
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ITEM_FUNC(kallsyms_test_func_static),
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ITEM_FUNC(kallsyms_test_func),
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ITEM_FUNC(kallsyms_test_func_weak),
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ITEM_FUNC(vmalloc),
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ITEM_FUNC(vmalloc_noprof),
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ITEM_FUNC(vfree),
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#ifdef CONFIG_KALLSYMS_ALL
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ITEM_DATA(kallsyms_test_var_bss_static),
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56
mm/nommu.c
56
mm/nommu.c
@ -137,28 +137,28 @@ void vfree(const void *addr)
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}
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EXPORT_SYMBOL(vfree);
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void *__vmalloc(unsigned long size, gfp_t gfp_mask)
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void *__vmalloc_noprof(unsigned long size, gfp_t gfp_mask)
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{
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/*
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* You can't specify __GFP_HIGHMEM with kmalloc() since kmalloc()
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* returns only a logical address.
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*/
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return kmalloc(size, (gfp_mask | __GFP_COMP) & ~__GFP_HIGHMEM);
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return kmalloc_noprof(size, (gfp_mask | __GFP_COMP) & ~__GFP_HIGHMEM);
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}
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EXPORT_SYMBOL(__vmalloc);
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EXPORT_SYMBOL(__vmalloc_noprof);
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void *__vmalloc_node_range(unsigned long size, unsigned long align,
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void *__vmalloc_node_range_noprof(unsigned long size, unsigned long align,
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unsigned long start, unsigned long end, gfp_t gfp_mask,
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pgprot_t prot, unsigned long vm_flags, int node,
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const void *caller)
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{
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return __vmalloc(size, gfp_mask);
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return __vmalloc_noprof(size, gfp_mask);
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}
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void *__vmalloc_node(unsigned long size, unsigned long align, gfp_t gfp_mask,
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void *__vmalloc_node_noprof(unsigned long size, unsigned long align, gfp_t gfp_mask,
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int node, const void *caller)
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{
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return __vmalloc(size, gfp_mask);
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return __vmalloc_noprof(size, gfp_mask);
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}
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static void *__vmalloc_user_flags(unsigned long size, gfp_t flags)
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@ -179,11 +179,11 @@ static void *__vmalloc_user_flags(unsigned long size, gfp_t flags)
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return ret;
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}
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void *vmalloc_user(unsigned long size)
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void *vmalloc_user_noprof(unsigned long size)
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{
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return __vmalloc_user_flags(size, GFP_KERNEL | __GFP_ZERO);
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}
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EXPORT_SYMBOL(vmalloc_user);
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EXPORT_SYMBOL(vmalloc_user_noprof);
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struct page *vmalloc_to_page(const void *addr)
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{
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@ -217,13 +217,13 @@ long vread_iter(struct iov_iter *iter, const char *addr, size_t count)
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* For tight control over page level allocator and protection flags
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* use __vmalloc() instead.
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*/
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void *vmalloc(unsigned long size)
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void *vmalloc_noprof(unsigned long size)
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{
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return __vmalloc(size, GFP_KERNEL);
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return __vmalloc_noprof(size, GFP_KERNEL);
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}
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EXPORT_SYMBOL(vmalloc);
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EXPORT_SYMBOL(vmalloc_noprof);
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void *vmalloc_huge(unsigned long size, gfp_t gfp_mask) __weak __alias(__vmalloc);
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void *vmalloc_huge_noprof(unsigned long size, gfp_t gfp_mask) __weak __alias(__vmalloc_noprof);
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/*
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* vzalloc - allocate virtually contiguous memory with zero fill
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@ -237,11 +237,11 @@ void *vmalloc_huge(unsigned long size, gfp_t gfp_mask) __weak __alias(__vmalloc)
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* For tight control over page level allocator and protection flags
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* use __vmalloc() instead.
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*/
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void *vzalloc(unsigned long size)
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void *vzalloc_noprof(unsigned long size)
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{
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return __vmalloc(size, GFP_KERNEL | __GFP_ZERO);
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return __vmalloc_noprof(size, GFP_KERNEL | __GFP_ZERO);
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}
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EXPORT_SYMBOL(vzalloc);
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EXPORT_SYMBOL(vzalloc_noprof);
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/**
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* vmalloc_node - allocate memory on a specific node
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@ -254,11 +254,11 @@ EXPORT_SYMBOL(vzalloc);
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* For tight control over page level allocator and protection flags
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* use __vmalloc() instead.
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*/
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void *vmalloc_node(unsigned long size, int node)
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void *vmalloc_node_noprof(unsigned long size, int node)
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{
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return vmalloc(size);
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return vmalloc_noprof(size);
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}
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EXPORT_SYMBOL(vmalloc_node);
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EXPORT_SYMBOL(vmalloc_node_noprof);
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/**
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* vzalloc_node - allocate memory on a specific node with zero fill
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@ -272,11 +272,11 @@ EXPORT_SYMBOL(vmalloc_node);
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* For tight control over page level allocator and protection flags
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* use __vmalloc() instead.
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*/
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void *vzalloc_node(unsigned long size, int node)
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void *vzalloc_node_noprof(unsigned long size, int node)
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{
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return vzalloc(size);
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return vzalloc_noprof(size);
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}
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EXPORT_SYMBOL(vzalloc_node);
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EXPORT_SYMBOL(vzalloc_node_noprof);
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/**
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* vmalloc_32 - allocate virtually contiguous memory (32bit addressable)
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@ -285,11 +285,11 @@ EXPORT_SYMBOL(vzalloc_node);
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* Allocate enough 32bit PA addressable pages to cover @size from the
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* page level allocator and map them into contiguous kernel virtual space.
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*/
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void *vmalloc_32(unsigned long size)
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void *vmalloc_32_noprof(unsigned long size)
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{
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return __vmalloc(size, GFP_KERNEL);
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return __vmalloc_noprof(size, GFP_KERNEL);
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}
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EXPORT_SYMBOL(vmalloc_32);
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EXPORT_SYMBOL(vmalloc_32_noprof);
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/**
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* vmalloc_32_user - allocate zeroed virtually contiguous 32bit memory
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@ -301,15 +301,15 @@ EXPORT_SYMBOL(vmalloc_32);
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* VM_USERMAP is set on the corresponding VMA so that subsequent calls to
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* remap_vmalloc_range() are permissible.
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*/
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void *vmalloc_32_user(unsigned long size)
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void *vmalloc_32_user_noprof(unsigned long size)
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{
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/*
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* We'll have to sort out the ZONE_DMA bits for 64-bit,
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* but for now this can simply use vmalloc_user() directly.
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*/
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return vmalloc_user(size);
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return vmalloc_user_noprof(size);
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}
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EXPORT_SYMBOL(vmalloc_32_user);
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EXPORT_SYMBOL(vmalloc_32_user_noprof);
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void *vmap(struct page **pages, unsigned int count, unsigned long flags, pgprot_t prot)
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{
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18
mm/util.c
18
mm/util.c
@ -656,7 +656,7 @@ void *kvmalloc_node_noprof(size_t size, gfp_t flags, int node)
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* about the resulting pointer, and cannot play
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* protection games.
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*/
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return __vmalloc_node_range(size, 1, VMALLOC_START, VMALLOC_END,
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return __vmalloc_node_range_noprof(size, 1, VMALLOC_START, VMALLOC_END,
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flags, PAGE_KERNEL, VM_ALLOW_HUGE_VMAP,
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node, __builtin_return_address(0));
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}
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@ -720,7 +720,7 @@ EXPORT_SYMBOL(kvrealloc_noprof);
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* @size: element size.
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* @flags: the type of memory to allocate (see kmalloc).
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*/
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void *__vmalloc_array(size_t n, size_t size, gfp_t flags)
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void *__vmalloc_array_noprof(size_t n, size_t size, gfp_t flags)
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{
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size_t bytes;
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@ -728,18 +728,18 @@ void *__vmalloc_array(size_t n, size_t size, gfp_t flags)
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return NULL;
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return __vmalloc(bytes, flags);
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}
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EXPORT_SYMBOL(__vmalloc_array);
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EXPORT_SYMBOL(__vmalloc_array_noprof);
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/**
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* vmalloc_array - allocate memory for a virtually contiguous array.
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* @n: number of elements.
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* @size: element size.
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*/
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void *vmalloc_array(size_t n, size_t size)
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void *vmalloc_array_noprof(size_t n, size_t size)
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{
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return __vmalloc_array(n, size, GFP_KERNEL);
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}
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EXPORT_SYMBOL(vmalloc_array);
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EXPORT_SYMBOL(vmalloc_array_noprof);
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/**
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* __vcalloc - allocate and zero memory for a virtually contiguous array.
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@ -747,22 +747,22 @@ EXPORT_SYMBOL(vmalloc_array);
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* @size: element size.
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* @flags: the type of memory to allocate (see kmalloc).
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*/
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void *__vcalloc(size_t n, size_t size, gfp_t flags)
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void *__vcalloc_noprof(size_t n, size_t size, gfp_t flags)
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{
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return __vmalloc_array(n, size, flags | __GFP_ZERO);
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}
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EXPORT_SYMBOL(__vcalloc);
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EXPORT_SYMBOL(__vcalloc_noprof);
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/**
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* vcalloc - allocate and zero memory for a virtually contiguous array.
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* @n: number of elements.
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* @size: element size.
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*/
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void *vcalloc(size_t n, size_t size)
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void *vcalloc_noprof(size_t n, size_t size)
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{
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return __vmalloc_array(n, size, GFP_KERNEL | __GFP_ZERO);
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}
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EXPORT_SYMBOL(vcalloc);
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EXPORT_SYMBOL(vcalloc_noprof);
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struct anon_vma *folio_anon_vma(struct folio *folio)
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{
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74
mm/vmalloc.c
74
mm/vmalloc.c
@ -3523,12 +3523,12 @@ vm_area_alloc_pages(gfp_t gfp, int nid,
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* but mempolicy wants to alloc memory by interleaving.
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*/
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if (IS_ENABLED(CONFIG_NUMA) && nid == NUMA_NO_NODE)
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nr = alloc_pages_bulk_array_mempolicy(bulk_gfp,
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nr = alloc_pages_bulk_array_mempolicy_noprof(bulk_gfp,
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nr_pages_request,
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pages + nr_allocated);
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else
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nr = alloc_pages_bulk_array_node(bulk_gfp, nid,
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nr = alloc_pages_bulk_array_node_noprof(bulk_gfp, nid,
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nr_pages_request,
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pages + nr_allocated);
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@ -3558,9 +3558,9 @@ vm_area_alloc_pages(gfp_t gfp, int nid,
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break;
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if (nid == NUMA_NO_NODE)
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page = alloc_pages(alloc_gfp, order);
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page = alloc_pages_noprof(alloc_gfp, order);
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else
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page = alloc_pages_node(nid, alloc_gfp, order);
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page = alloc_pages_node_noprof(nid, alloc_gfp, order);
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if (unlikely(!page)) {
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if (!nofail)
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break;
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@ -3617,10 +3617,10 @@ static void *__vmalloc_area_node(struct vm_struct *area, gfp_t gfp_mask,
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/* Please note that the recursion is strictly bounded. */
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if (array_size > PAGE_SIZE) {
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area->pages = __vmalloc_node(array_size, 1, nested_gfp, node,
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area->pages = __vmalloc_node_noprof(array_size, 1, nested_gfp, node,
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area->caller);
|
||||
} else {
|
||||
area->pages = kmalloc_node(array_size, nested_gfp, node);
|
||||
area->pages = kmalloc_node_noprof(array_size, nested_gfp, node);
|
||||
}
|
||||
|
||||
if (!area->pages) {
|
||||
@ -3730,7 +3730,7 @@ static void *__vmalloc_area_node(struct vm_struct *area, gfp_t gfp_mask,
|
||||
*
|
||||
* Return: the address of the area or %NULL on failure
|
||||
*/
|
||||
void *__vmalloc_node_range(unsigned long size, unsigned long align,
|
||||
void *__vmalloc_node_range_noprof(unsigned long size, unsigned long align,
|
||||
unsigned long start, unsigned long end, gfp_t gfp_mask,
|
||||
pgprot_t prot, unsigned long vm_flags, int node,
|
||||
const void *caller)
|
||||
@ -3877,10 +3877,10 @@ void *__vmalloc_node_range(unsigned long size, unsigned long align,
|
||||
*
|
||||
* Return: pointer to the allocated memory or %NULL on error
|
||||
*/
|
||||
void *__vmalloc_node(unsigned long size, unsigned long align,
|
||||
void *__vmalloc_node_noprof(unsigned long size, unsigned long align,
|
||||
gfp_t gfp_mask, int node, const void *caller)
|
||||
{
|
||||
return __vmalloc_node_range(size, align, VMALLOC_START, VMALLOC_END,
|
||||
return __vmalloc_node_range_noprof(size, align, VMALLOC_START, VMALLOC_END,
|
||||
gfp_mask, PAGE_KERNEL, 0, node, caller);
|
||||
}
|
||||
/*
|
||||
@ -3889,15 +3889,15 @@ void *__vmalloc_node(unsigned long size, unsigned long align,
|
||||
* than that.
|
||||
*/
|
||||
#ifdef CONFIG_TEST_VMALLOC_MODULE
|
||||
EXPORT_SYMBOL_GPL(__vmalloc_node);
|
||||
EXPORT_SYMBOL_GPL(__vmalloc_node_noprof);
|
||||
#endif
|
||||
|
||||
void *__vmalloc(unsigned long size, gfp_t gfp_mask)
|
||||
void *__vmalloc_noprof(unsigned long size, gfp_t gfp_mask)
|
||||
{
|
||||
return __vmalloc_node(size, 1, gfp_mask, NUMA_NO_NODE,
|
||||
return __vmalloc_node_noprof(size, 1, gfp_mask, NUMA_NO_NODE,
|
||||
__builtin_return_address(0));
|
||||
}
|
||||
EXPORT_SYMBOL(__vmalloc);
|
||||
EXPORT_SYMBOL(__vmalloc_noprof);
|
||||
|
||||
/**
|
||||
* vmalloc - allocate virtually contiguous memory
|
||||
@ -3911,12 +3911,12 @@ EXPORT_SYMBOL(__vmalloc);
|
||||
*
|
||||
* Return: pointer to the allocated memory or %NULL on error
|
||||
*/
|
||||
void *vmalloc(unsigned long size)
|
||||
void *vmalloc_noprof(unsigned long size)
|
||||
{
|
||||
return __vmalloc_node(size, 1, GFP_KERNEL, NUMA_NO_NODE,
|
||||
return __vmalloc_node_noprof(size, 1, GFP_KERNEL, NUMA_NO_NODE,
|
||||
__builtin_return_address(0));
|
||||
}
|
||||
EXPORT_SYMBOL(vmalloc);
|
||||
EXPORT_SYMBOL(vmalloc_noprof);
|
||||
|
||||
/**
|
||||
* vmalloc_huge - allocate virtually contiguous memory, allow huge pages
|
||||
@ -3930,13 +3930,13 @@ EXPORT_SYMBOL(vmalloc);
|
||||
*
|
||||
* Return: pointer to the allocated memory or %NULL on error
|
||||
*/
|
||||
void *vmalloc_huge(unsigned long size, gfp_t gfp_mask)
|
||||
void *vmalloc_huge_noprof(unsigned long size, gfp_t gfp_mask)
|
||||
{
|
||||
return __vmalloc_node_range(size, 1, VMALLOC_START, VMALLOC_END,
|
||||
return __vmalloc_node_range_noprof(size, 1, VMALLOC_START, VMALLOC_END,
|
||||
gfp_mask, PAGE_KERNEL, VM_ALLOW_HUGE_VMAP,
|
||||
NUMA_NO_NODE, __builtin_return_address(0));
|
||||
}
|
||||
EXPORT_SYMBOL_GPL(vmalloc_huge);
|
||||
EXPORT_SYMBOL_GPL(vmalloc_huge_noprof);
|
||||
|
||||
/**
|
||||
* vzalloc - allocate virtually contiguous memory with zero fill
|
||||
@ -3951,12 +3951,12 @@ EXPORT_SYMBOL_GPL(vmalloc_huge);
|
||||
*
|
||||
* Return: pointer to the allocated memory or %NULL on error
|
||||
*/
|
||||
void *vzalloc(unsigned long size)
|
||||
void *vzalloc_noprof(unsigned long size)
|
||||
{
|
||||
return __vmalloc_node(size, 1, GFP_KERNEL | __GFP_ZERO, NUMA_NO_NODE,
|
||||
return __vmalloc_node_noprof(size, 1, GFP_KERNEL | __GFP_ZERO, NUMA_NO_NODE,
|
||||
__builtin_return_address(0));
|
||||
}
|
||||
EXPORT_SYMBOL(vzalloc);
|
||||
EXPORT_SYMBOL(vzalloc_noprof);
|
||||
|
||||
/**
|
||||
* vmalloc_user - allocate zeroed virtually contiguous memory for userspace
|
||||
@ -3967,14 +3967,14 @@ EXPORT_SYMBOL(vzalloc);
|
||||
*
|
||||
* Return: pointer to the allocated memory or %NULL on error
|
||||
*/
|
||||
void *vmalloc_user(unsigned long size)
|
||||
void *vmalloc_user_noprof(unsigned long size)
|
||||
{
|
||||
return __vmalloc_node_range(size, SHMLBA, VMALLOC_START, VMALLOC_END,
|
||||
return __vmalloc_node_range_noprof(size, SHMLBA, VMALLOC_START, VMALLOC_END,
|
||||
GFP_KERNEL | __GFP_ZERO, PAGE_KERNEL,
|
||||
VM_USERMAP, NUMA_NO_NODE,
|
||||
__builtin_return_address(0));
|
||||
}
|
||||
EXPORT_SYMBOL(vmalloc_user);
|
||||
EXPORT_SYMBOL(vmalloc_user_noprof);
|
||||
|
||||
/**
|
||||
* vmalloc_node - allocate memory on a specific node
|
||||
@ -3989,12 +3989,12 @@ EXPORT_SYMBOL(vmalloc_user);
|
||||
*
|
||||
* Return: pointer to the allocated memory or %NULL on error
|
||||
*/
|
||||
void *vmalloc_node(unsigned long size, int node)
|
||||
void *vmalloc_node_noprof(unsigned long size, int node)
|
||||
{
|
||||
return __vmalloc_node(size, 1, GFP_KERNEL, node,
|
||||
return __vmalloc_node_noprof(size, 1, GFP_KERNEL, node,
|
||||
__builtin_return_address(0));
|
||||
}
|
||||
EXPORT_SYMBOL(vmalloc_node);
|
||||
EXPORT_SYMBOL(vmalloc_node_noprof);
|
||||
|
||||
/**
|
||||
* vzalloc_node - allocate memory on a specific node with zero fill
|
||||
@ -4007,12 +4007,12 @@ EXPORT_SYMBOL(vmalloc_node);
|
||||
*
|
||||
* Return: pointer to the allocated memory or %NULL on error
|
||||
*/
|
||||
void *vzalloc_node(unsigned long size, int node)
|
||||
void *vzalloc_node_noprof(unsigned long size, int node)
|
||||
{
|
||||
return __vmalloc_node(size, 1, GFP_KERNEL | __GFP_ZERO, node,
|
||||
return __vmalloc_node_noprof(size, 1, GFP_KERNEL | __GFP_ZERO, node,
|
||||
__builtin_return_address(0));
|
||||
}
|
||||
EXPORT_SYMBOL(vzalloc_node);
|
||||
EXPORT_SYMBOL(vzalloc_node_noprof);
|
||||
|
||||
#if defined(CONFIG_64BIT) && defined(CONFIG_ZONE_DMA32)
|
||||
#define GFP_VMALLOC32 (GFP_DMA32 | GFP_KERNEL)
|
||||
@ -4035,12 +4035,12 @@ EXPORT_SYMBOL(vzalloc_node);
|
||||
*
|
||||
* Return: pointer to the allocated memory or %NULL on error
|
||||
*/
|
||||
void *vmalloc_32(unsigned long size)
|
||||
void *vmalloc_32_noprof(unsigned long size)
|
||||
{
|
||||
return __vmalloc_node(size, 1, GFP_VMALLOC32, NUMA_NO_NODE,
|
||||
return __vmalloc_node_noprof(size, 1, GFP_VMALLOC32, NUMA_NO_NODE,
|
||||
__builtin_return_address(0));
|
||||
}
|
||||
EXPORT_SYMBOL(vmalloc_32);
|
||||
EXPORT_SYMBOL(vmalloc_32_noprof);
|
||||
|
||||
/**
|
||||
* vmalloc_32_user - allocate zeroed virtually contiguous 32bit memory
|
||||
@ -4051,14 +4051,14 @@ EXPORT_SYMBOL(vmalloc_32);
|
||||
*
|
||||
* Return: pointer to the allocated memory or %NULL on error
|
||||
*/
|
||||
void *vmalloc_32_user(unsigned long size)
|
||||
void *vmalloc_32_user_noprof(unsigned long size)
|
||||
{
|
||||
return __vmalloc_node_range(size, SHMLBA, VMALLOC_START, VMALLOC_END,
|
||||
return __vmalloc_node_range_noprof(size, SHMLBA, VMALLOC_START, VMALLOC_END,
|
||||
GFP_VMALLOC32 | __GFP_ZERO, PAGE_KERNEL,
|
||||
VM_USERMAP, NUMA_NO_NODE,
|
||||
__builtin_return_address(0));
|
||||
}
|
||||
EXPORT_SYMBOL(vmalloc_32_user);
|
||||
EXPORT_SYMBOL(vmalloc_32_user_noprof);
|
||||
|
||||
/*
|
||||
* Atomically zero bytes in the iterator.
|
||||
|
||||
Loading…
Reference in New Issue
Block a user