summaryrefslogtreecommitdiff
path: root/mm/truncate.c
diff options
context:
space:
mode:
authorLinus Torvalds <torvalds@linux-foundation.org>2013-09-12 15:44:27 -0700
committerLinus Torvalds <torvalds@linux-foundation.org>2013-09-12 15:44:27 -0700
commitac4de9543aca59f2b763746647577302fbedd57e (patch)
tree40407750569ee030de56233c41c9a97f7e89cf67 /mm/truncate.c
parent26935fb06ee88f1188789807687c03041f3c70d9 (diff)
parentde32a8177f64bc62e1b19c685dd391af664ab13f (diff)
Merge branch 'akpm' (patches from Andrew Morton)
Merge more patches from Andrew Morton: "The rest of MM. Plus one misc cleanup" * emailed patches from Andrew Morton <akpm@linux-foundation.org>: (35 commits) mm/Kconfig: add MMU dependency for MIGRATION. kernel: replace strict_strto*() with kstrto*() mm, thp: count thp_fault_fallback anytime thp fault fails thp: consolidate code between handle_mm_fault() and do_huge_pmd_anonymous_page() thp: do_huge_pmd_anonymous_page() cleanup thp: move maybe_pmd_mkwrite() out of mk_huge_pmd() mm: cleanup add_to_page_cache_locked() thp: account anon transparent huge pages into NR_ANON_PAGES truncate: drop 'oldsize' truncate_pagecache() parameter mm: make lru_add_drain_all() selective memcg: document cgroup dirty/writeback memory statistics memcg: add per cgroup writeback pages accounting memcg: check for proper lock held in mem_cgroup_update_page_stat memcg: remove MEMCG_NR_FILE_MAPPED memcg: reduce function dereference memcg: avoid overflow caused by PAGE_ALIGN memcg: rename RESOURCE_MAX to RES_COUNTER_MAX memcg: correct RESOURCE_MAX to ULLONG_MAX mm: memcg: do not trap chargers with full callstack on OOM mm: memcg: rework and document OOM waiting and wakeup ...
Diffstat (limited to 'mm/truncate.c')
-rw-r--r--mm/truncate.c9
1 files changed, 2 insertions, 7 deletions
diff --git a/mm/truncate.c b/mm/truncate.c
index e2e8a8a7eb9d..353b683afd6e 100644
--- a/mm/truncate.c
+++ b/mm/truncate.c
@@ -567,7 +567,6 @@ EXPORT_SYMBOL_GPL(invalidate_inode_pages2);
/**
* truncate_pagecache - unmap and remove pagecache that has been truncated
* @inode: inode
- * @oldsize: old file size
* @newsize: new file size
*
* inode's new i_size must already be written before truncate_pagecache
@@ -580,7 +579,7 @@ EXPORT_SYMBOL_GPL(invalidate_inode_pages2);
* situations such as writepage being called for a page that has already
* had its underlying blocks deallocated.
*/
-void truncate_pagecache(struct inode *inode, loff_t oldsize, loff_t newsize)
+void truncate_pagecache(struct inode *inode, loff_t newsize)
{
struct address_space *mapping = inode->i_mapping;
loff_t holebegin = round_up(newsize, PAGE_SIZE);
@@ -614,12 +613,8 @@ EXPORT_SYMBOL(truncate_pagecache);
*/
void truncate_setsize(struct inode *inode, loff_t newsize)
{
- loff_t oldsize;
-
- oldsize = inode->i_size;
i_size_write(inode, newsize);
-
- truncate_pagecache(inode, oldsize, newsize);
+ truncate_pagecache(inode, newsize);
}
EXPORT_SYMBOL(truncate_setsize);