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mm/vmalloc.c: use helper function va_size()

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Use helper function va_size() to improve code readability. No functional
modification involved.

Link: https://lkml.kernel.org/r/20240906102539.3537207-1-zhangpeng362@huawei.com
Signed-off-by: ZhangPeng <zhangpeng362@huawei.com>
Reviewed-by: Uladzislau Rezki (Sony) <urezki@gmail.com>
Cc: Christoph Hellwig <hch@infradead.org>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
This commit is contained in:
ZhangPeng 2024-09-06 18:25:39 +08:00 committed by Andrew Morton
parent 354a595a4a
commit b44f71e3fa
1 changed files with 8 additions and 9 deletions
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17
mm/vmalloc.c
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@ -1940,7 +1940,7 @@ static inline void setup_vmalloc_vm(struct vm_struct *vm,
{
vm->flags = flags;
vm->addr = (void *)va->va_start;
vm->size = va->va_end - va->va_start;
vm->size = va_size(va);
vm->caller = caller;
va->vm = vm;
}
@ -2018,7 +2018,7 @@ retry:
if (vm) {
vm->addr = (void *)va->va_start;
vm->size = va->va_end - va->va_start;
vm->size = va_size(va);
va->vm = vm;
}
@ -2192,7 +2192,7 @@ static void purge_vmap_node(struct work_struct *work)
vn->nr_purged = 0;
list_for_each_entry_safe(va, n_va, &vn->purge_list, list) {
unsigned long nr = (va->va_end - va->va_start) >> PAGE_SHIFT;
unsigned long nr = va_size(va) >> PAGE_SHIFT;
unsigned long orig_start = va->va_start;
unsigned long orig_end = va->va_end;
unsigned int vn_id = decode_vn_id(va->flags);
@ -2336,8 +2336,8 @@ static void free_vmap_area_noflush(struct vmap_area *va)
if (WARN_ON_ONCE(!list_empty(&va->list)))
return;
nr_lazy = atomic_long_add_return((va->va_end - va->va_start) >>
PAGE_SHIFT, &vmap_lazy_nr);
nr_lazy = atomic_long_add_return(va_size(va) >> PAGE_SHIFT,
&vmap_lazy_nr);
/*
* If it was request by a certain node we would like to
@ -2933,8 +2933,7 @@ void vm_unmap_ram(const void *mem, unsigned int count)
if (WARN_ON_ONCE(!va))
return;
debug_check_no_locks_freed((void *)va->va_start,
(va->va_end - va->va_start));
debug_check_no_locks_freed((void *)va->va_start, va_size(va));
free_unmap_vmap_area(va);
}
EXPORT_SYMBOL(vm_unmap_ram);
@ -4932,7 +4931,7 @@ static void show_purge_info(struct seq_file *m)
list_for_each_entry(va, &vn->lazy.head, list) {
seq_printf(m, "0x%pK-0x%pK %7ld unpurged vm_area\n",
(void *)va->va_start, (void *)va->va_end,
va->va_end - va->va_start);
va_size(va));
}
spin_unlock(&vn->lazy.lock);
}
@ -4954,7 +4953,7 @@ static int vmalloc_info_show(struct seq_file *m, void *p)
if (va->flags & VMAP_RAM)
seq_printf(m, "0x%pK-0x%pK %7ld vm_map_ram\n",
(void *)va->va_start, (void *)va->va_end,
va->va_end - va->va_start);
va_size(va));
continue;
}