diff options
| author | Steven Rostedt <srostedt@redhat.com> | 2010-05-21 11:49:57 -0400 |
|---|---|---|
| committer | Steven Rostedt <rostedt@goodmis.org> | 2010-05-21 11:49:57 -0400 |
| commit | ff5f149b6aec8edbfa3698721667acd043009a33 (patch) | |
| tree | d052553eb296dfee3f01b1cb2b717cb7ccf3127a /fs/logfs/segment.c | |
| parent | f0218b3e9974f06014b61be8987159f4a20e011e (diff) | |
| parent | 580d607cd666dfabfc1c7b0fb08c8ac690c7c87f (diff) | |
Merge branch 'perf/core' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/linux-2.6-tip into trace/tip/tracing/core-7
Conflicts:
include/linux/ftrace_event.h
include/trace/ftrace.h
kernel/trace/trace_event_perf.c
kernel/trace/trace_kprobe.c
kernel/trace/trace_syscalls.c
Signed-off-by: Steven Rostedt <rostedt@goodmis.org>
Diffstat (limited to 'fs/logfs/segment.c')
| -rw-r--r-- | fs/logfs/segment.c | 7 |
1 files changed, 5 insertions, 2 deletions
diff --git a/fs/logfs/segment.c b/fs/logfs/segment.c index f77ce2b470b..a9657afb70a 100644 --- a/fs/logfs/segment.c +++ b/fs/logfs/segment.c @@ -67,7 +67,7 @@ static struct page *get_mapping_page(struct super_block *sb, pgoff_t index, return page; } -void __logfs_buf_write(struct logfs_area *area, u64 ofs, void *buf, size_t len, +int __logfs_buf_write(struct logfs_area *area, u64 ofs, void *buf, size_t len, int use_filler) { pgoff_t index = ofs >> PAGE_SHIFT; @@ -81,8 +81,10 @@ void __logfs_buf_write(struct logfs_area *area, u64 ofs, void *buf, size_t len, copylen = min((ulong)len, PAGE_SIZE - offset); page = get_mapping_page(area->a_sb, index, use_filler); - SetPageUptodate(page); + if (IS_ERR(page)) + return PTR_ERR(page); BUG_ON(!page); /* FIXME: reserve a pool */ + SetPageUptodate(page); memcpy(page_address(page) + offset, buf, copylen); SetPagePrivate(page); page_cache_release(page); @@ -92,6 +94,7 @@ void __logfs_buf_write(struct logfs_area *area, u64 ofs, void *buf, size_t len, offset = 0; index++; } while (len); + return 0; } static void pad_partial_page(struct logfs_area *area) |