Piteball/android_kernel_samsung_msm8976
1
1
Fork 0
mirror of https://github.com/team-infusion-developers/android_kernel_samsung_msm8976.git synced 2024-10-31 18:09:19 +00:00
Code Issues Projects Releases Wiki Activity

vmalloc: call flush_cache_vunmap() from unmap_kernel_range()

Browse source 
Impact: proper vcache flush on unmap_kernel_range()

flush_cache_vunmap() should be called before pages are unmapped.  Add
a call to it in unmap_kernel_range().

Signed-off-by: Tejun Heo <tj@kernel.org>
Acked-by: Nick Piggin <npiggin@suse.de>
Acked-by: David S. Miller <davem@davemloft.net>
Cc: <stable@kernel.org>		[2.6.28.x]
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
This commit is contained in:
Tejun Heo 2009-02-20 15:38:48 -08:00 committed by Linus Torvalds
parent 3fd076dd95
commit f6fcba7014
1 changed files with 2 additions and 0 deletions
Show stats Download patch file Download diff file Expand all files Collapse all files

2
mm/vmalloc.c
View file

@ -1012,6 +1012,8 @@ void __init vmalloc_init(void)
void unmap_kernel_range(unsigned long addr, unsigned long size) void unmap_kernel_range(unsigned long addr, unsigned long size)
{ {
unsigned long end = addr + size; unsigned long end = addr + size;
flush_cache_vunmap(addr, end);
vunmap_page_range(addr, end); vunmap_page_range(addr, end);
flush_tlb_kernel_range(addr, end); flush_tlb_kernel_range(addr, end);
} }