leandrof/linux
1
0
Fork 0
Code Issues Pull Requests Packages Projects Releases Wiki Activity

jbd: change journal_invalidatepage() to accept length

Browse Source 
->invalidatepage() aop now accepts range to invalidate so we can make
use of it in journal_invalidatepage() and all the users in ext3 file
system. Also update ext3 trace point to print out length argument.

Signed-off-by: Lukas Czerner <lczerner@redhat.com>
Reviewed-by: Jan Kara <jack@suse.cz>
This commit is contained in:
Lukas Czerner
2013-05-21 23:26:36 -04:00
committed by Theodore Ts'o
parent ca99fdd26b
commit d8c8900ac1
4 changed files with 25 additions and 14 deletions
Download Patch File Download Diff File Expand all files Collapse all files

12
include/trace/events/ext3.h
View File

@@ -290,13 +290,14 @@ DEFINE_EVENT(ext3__page_op, ext3_releasepage,
);
TRACE_EVENT(ext3_invalidatepage,
TP_PROTO(struct page *page, unsigned long offset),
TP_PROTO(struct page *page, unsigned int offset, unsigned int length),
TP_ARGS(page, offset),
TP_ARGS(page, offset, length),
TP_STRUCT__entry(
__field( pgoff_t, index )
__field( unsigned long, offset )
__field( unsigned int, offset )
__field( unsigned int, length )
__field( ino_t, ino )
__field( dev_t, dev )
@@ -305,14 +306,15 @@ TRACE_EVENT(ext3_invalidatepage,
TP_fast_assign(
__entry->index = page->index;
__entry->offset = offset;
__entry->length = length;
__entry->ino = page->mapping->host->i_ino;
__entry->dev = page->mapping->host->i_sb->s_dev;
),
TP_printk("dev %d,%d ino %lu page_index %lu offset %lu",
TP_printk("dev %d,%d ino %lu page_index %lu offset %u length %u",
MAJOR(__entry->dev), MINOR(__entry->dev),
(unsigned long) __entry->ino,
__entry->index, __entry->offset)
__entry->index, __entry->offset, __entry->length)
);
TRACE_EVENT(ext3_discard_blocks,