Kernel/linux
1
0
Fork 0
mirror of https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git synced 2025-01-18 10:56:14 +00:00
Code Issues Actions Packages Projects Releases Wiki Activity

trace: add the MMIO-tracer to the tracer menu, cleanup

Browse Source 
Impact: cleanup

We can remove MMIOTRACE_HOOKS and replace it with just MMIOTRACE.
MMIOTRACE_HOOKS is a remnant from the time when I thought that
something else could also use the kmmio facilities.

Signed-off-by: Pekka Paalanen <pq@iki.fi>
Acked-by: Steven Rostedt <rostedt@goodmis.org>
Signed-off-by: Ingo Molnar <mingo@elte.hu>
This commit is contained in:
Pekka Paalanen 2008-10-24 20:08:11 +03:00 committed by Ingo Molnar
parent f8d56f1771
commit fd3fdf11d3
3 changed files with 2 additions and 7 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

4
arch/x86/Kconfig.debug
View File

@ -186,14 +186,10 @@ config IOMMU_LEAK
Add a simple leak tracer to the IOMMU code. This is useful when you Add a simple leak tracer to the IOMMU code. This is useful when you
are debugging a buggy device driver that leaks IOMMU mappings. are debugging a buggy device driver that leaks IOMMU mappings.
config MMIOTRACE_HOOKS
bool
config MMIOTRACE config MMIOTRACE
bool "Memory mapped IO tracing" bool "Memory mapped IO tracing"
depends on DEBUG_KERNEL && PCI depends on DEBUG_KERNEL && PCI
select TRACING select TRACING
select MMIOTRACE_HOOKS
help help
Mmiotrace traces Memory Mapped I/O access and is meant for Mmiotrace traces Memory Mapped I/O access and is meant for
debugging and reverse engineering. It is called from the ioremap debugging and reverse engineering. It is called from the ioremap

3
arch/x86/mm/Makefile
View File

@ -8,9 +8,8 @@ obj-$(CONFIG_X86_PTDUMP) += dump_pagetables.o
obj-$(CONFIG_HIGHMEM) += highmem_32.o obj-$(CONFIG_HIGHMEM) += highmem_32.o
obj-$(CONFIG_MMIOTRACE_HOOKS) += kmmio.o
obj-$(CONFIG_MMIOTRACE) += mmiotrace.o obj-$(CONFIG_MMIOTRACE) += mmiotrace.o
mmiotrace-y := pf_in.o mmio-mod.o mmiotrace-y := kmmio.o pf_in.o mmio-mod.o
obj-$(CONFIG_MMIOTRACE_TEST) += testmmiotrace.o obj-$(CONFIG_MMIOTRACE_TEST) += testmmiotrace.o
obj-$(CONFIG_NUMA) += numa_$(BITS).o obj-$(CONFIG_NUMA) += numa_$(BITS).o

2
arch/x86/mm/fault.c
View File

@ -53,7 +53,7 @@
static inline int kmmio_fault(struct pt_regs *regs, unsigned long addr) static inline int kmmio_fault(struct pt_regs *regs, unsigned long addr)
{ {
#ifdef CONFIG_MMIOTRACE_HOOKS #ifdef CONFIG_MMIOTRACE
if (unlikely(is_kmmio_active())) if (unlikely(is_kmmio_active()))
if (kmmio_handler(regs, addr) == 1) if (kmmio_handler(regs, addr) == 1)
return -1; return -1;