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authorJan Kara <jack@suse.cz>2016-03-17 14:19:55 -0700
committerLinus Torvalds <torvalds@linux-foundation.org>2016-03-17 15:09:34 -0700
commit0e8fb9312fbaf1a687dd731b04d8ab3121c4ff5a (patch)
tree02225140098a0824f2c340268a117c73a2003b4b
parent870d4b12ad15d21c5db67b373bdc2f62cfe2ec64 (diff)
mm: remove VM_FAULT_MINOR
The define has a comment from Nick Piggin from 2007: /* For backwards compat. Remove me quickly. */ I guess 9 years should not be too hurried sense of 'quickly' even for kernel measures. Signed-off-by: Jan Kara <jack@suse.cz> Signed-off-by: Andrew Morton <akpm@linux-foundation.org> Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
-rw-r--r--arch/arm/mm/fault.c2
-rw-r--r--arch/arm64/mm/fault.c2
-rw-r--r--arch/unicore32/mm/fault.c2
-rw-r--r--arch/xtensa/mm/fault.c2
-rw-r--r--include/linux/mm.h2
5 files changed, 4 insertions, 6 deletions
diff --git a/arch/arm/mm/fault.c b/arch/arm/mm/fault.c
index daafcf121ce0..ad5841856007 100644
--- a/arch/arm/mm/fault.c
+++ b/arch/arm/mm/fault.c
@@ -346,7 +346,7 @@ retry:
up_read(&mm->mmap_sem);
/*
- * Handle the "normal" case first - VM_FAULT_MAJOR / VM_FAULT_MINOR
+ * Handle the "normal" case first - VM_FAULT_MAJOR
*/
if (likely(!(fault & (VM_FAULT_ERROR | VM_FAULT_BADMAP | VM_FAULT_BADACCESS))))
return 0;
diff --git a/arch/arm64/mm/fault.c b/arch/arm64/mm/fault.c
index abe2a9542b3a..97135b61b32a 100644
--- a/arch/arm64/mm/fault.c
+++ b/arch/arm64/mm/fault.c
@@ -295,7 +295,7 @@ retry:
up_read(&mm->mmap_sem);
/*
- * Handle the "normal" case first - VM_FAULT_MAJOR / VM_FAULT_MINOR
+ * Handle the "normal" case first - VM_FAULT_MAJOR
*/
if (likely(!(fault & (VM_FAULT_ERROR | VM_FAULT_BADMAP |
VM_FAULT_BADACCESS))))
diff --git a/arch/unicore32/mm/fault.c b/arch/unicore32/mm/fault.c
index afccef5529cc..2ec3d3adcefc 100644
--- a/arch/unicore32/mm/fault.c
+++ b/arch/unicore32/mm/fault.c
@@ -276,7 +276,7 @@ retry:
up_read(&mm->mmap_sem);
/*
- * Handle the "normal" case first - VM_FAULT_MAJOR / VM_FAULT_MINOR
+ * Handle the "normal" case first - VM_FAULT_MAJOR
*/
if (likely(!(fault &
(VM_FAULT_ERROR | VM_FAULT_BADMAP | VM_FAULT_BADACCESS))))
diff --git a/arch/xtensa/mm/fault.c b/arch/xtensa/mm/fault.c
index c9784c1b18d8..7f4a1fdb1502 100644
--- a/arch/xtensa/mm/fault.c
+++ b/arch/xtensa/mm/fault.c
@@ -146,7 +146,7 @@ good_area:
perf_sw_event(PERF_COUNT_SW_PAGE_FAULTS, 1, regs, address);
if (flags & VM_FAULT_MAJOR)
perf_sw_event(PERF_COUNT_SW_PAGE_FAULTS_MAJ, 1, regs, address);
- else if (flags & VM_FAULT_MINOR)
+ else
perf_sw_event(PERF_COUNT_SW_PAGE_FAULTS_MIN, 1, regs, address);
return;
diff --git a/include/linux/mm.h b/include/linux/mm.h
index 997fc2e5d9d8..7d42501c8bb4 100644
--- a/include/linux/mm.h
+++ b/include/linux/mm.h
@@ -1052,8 +1052,6 @@ static inline void clear_page_pfmemalloc(struct page *page)
* just gets major/minor fault counters bumped up.
*/
-#define VM_FAULT_MINOR 0 /* For backwards compat. Remove me quickly. */
-
#define VM_FAULT_OOM 0x0001
#define VM_FAULT_SIGBUS 0x0002
#define VM_FAULT_MAJOR 0x0004