52e3f8d030
Use the general page fault accounting by passing regs into handle_mm_fault(). It naturally solve the issue of multiple page fault accounting when page fault retry happened. Fix PERF_COUNT_SW_PAGE_FAULTS perf event manually for page fault retries, by moving it before taking mmap_sem. Signed-off-by: Peter Xu <peterx@redhat.com> Signed-off-by: Andrew Morton <akpm@linux-foundation.org> Cc: Vineet Gupta <vgupta@synopsys.com> Link: http://lkml.kernel.org/r/20200707225021.200906-4-peterx@redhat.com Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org> |
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Makefile | ||
cache.c | ||
dma.c | ||
extable.c | ||
fault.c | ||
highmem.c | ||
init.c | ||
ioremap.c | ||
mmap.c | ||
tlb.c | ||
tlbex.S |