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authorLinus Torvalds <torvalds@linux-foundation.org>2012-03-20 21:12:50 -0700
committerLinus Torvalds <torvalds@linux-foundation.org>2012-03-20 21:12:50 -0700
commit69a7aebcf019ab3ff5764525ad6858fbe23bb86d (patch)
tree7211df5704b743a7667159748c670a9744164482 /Documentation/vm/unevictable-lru.txt
parentd464c92b5234227c1698862a1906827e2e398ae0 (diff)
parentf1f996b66cc3908a8f5ffccc2ff41840e92f3b10 (diff)
Merge branch 'for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/jikos/trivial
Pull trivial tree from Jiri Kosina: "It's indeed trivial -- mostly documentation updates and a bunch of typo fixes from Masanari. There are also several linux/version.h include removals from Jesper." * 'for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/jikos/trivial: (101 commits) kcore: fix spelling in read_kcore() comment constify struct pci_dev * in obvious cases Revert "char: Fix typo in viotape.c" init: fix wording error in mm_init comment usb: gadget: Kconfig: fix typo for 'different' Revert "power, max8998: Include linux/module.h just once in drivers/power/max8998_charger.c" writeback: fix fn name in writeback_inodes_sb_nr_if_idle() comment header writeback: fix typo in the writeback_control comment Documentation: Fix multiple typo in Documentation tpm_tis: fix tis_lock with respect to RCU Revert "media: Fix typo in mixer_drv.c and hdmi_drv.c" Doc: Update numastat.txt qla4xxx: Add missing spaces to error messages compiler.h: Fix typo security: struct security_operations kerneldoc fix Documentation: broken URL in libata.tmpl Documentation: broken URL in filesystems.tmpl mtd: simplify return logic in do_map_probe() mm: fix comment typo of truncate_inode_pages_range power: bq27x00: Fix typos in comment ...
Diffstat (limited to 'Documentation/vm/unevictable-lru.txt')
-rw-r--r--Documentation/vm/unevictable-lru.txt8
1 files changed, 4 insertions, 4 deletions
diff --git a/Documentation/vm/unevictable-lru.txt b/Documentation/vm/unevictable-lru.txt
index 97bae3c576c..fa206cccf89 100644
--- a/Documentation/vm/unevictable-lru.txt
+++ b/Documentation/vm/unevictable-lru.txt
@@ -538,7 +538,7 @@ different reverse map mechanisms.
process because mlocked pages are migratable. However, for reclaim, if
the page is mapped into a VM_LOCKED VMA, the scan stops.
- try_to_unmap_anon() attempts to acquire in read mode the mmap semphore of
+ try_to_unmap_anon() attempts to acquire in read mode the mmap semaphore of
the mm_struct to which the VMA belongs. If this is successful, it will
mlock the page via mlock_vma_page() - we wouldn't have gotten to
try_to_unmap_anon() if the page were already mlocked - and will return
@@ -619,11 +619,11 @@ all PTEs from the page. For this purpose, the unevictable/mlock infrastructure
introduced a variant of try_to_unmap() called try_to_munlock().
try_to_munlock() calls the same functions as try_to_unmap() for anonymous and
-mapped file pages with an additional argument specifing unlock versus unmap
+mapped file pages with an additional argument specifying unlock versus unmap
processing. Again, these functions walk the respective reverse maps looking
for VM_LOCKED VMAs. When such a VMA is found for anonymous pages and file
pages mapped in linear VMAs, as in the try_to_unmap() case, the functions
-attempt to acquire the associated mmap semphore, mlock the page via
+attempt to acquire the associated mmap semaphore, mlock the page via
mlock_vma_page() and return SWAP_MLOCK. This effectively undoes the
pre-clearing of the page's PG_mlocked done by munlock_vma_page.
@@ -641,7 +641,7 @@ with it - the usual fallback position.
Note that try_to_munlock()'s reverse map walk must visit every VMA in a page's
reverse map to determine that a page is NOT mapped into any VM_LOCKED VMA.
However, the scan can terminate when it encounters a VM_LOCKED VMA and can
-successfully acquire the VMA's mmap semphore for read and mlock the page.
+successfully acquire the VMA's mmap semaphore for read and mlock the page.
Although try_to_munlock() might be called a great many times when munlocking a
large region or tearing down a large address space that has been mlocked via
mlockall(), overall this is a fairly rare event.