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ext4: use ->invalidatepage() length argument

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->invalidatepage() aop now accepts range to invalidate so we can make
use of it in all ext4 invalidatepage routines.

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 23:25:01 -04:00
committed by Theodore Ts'o
parent 259709b07d
commit ca99fdd26b
2 changed files with 31 additions and 21 deletions
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22
include/trace/events/ext4.h
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@@ -444,16 +444,16 @@ DEFINE_EVENT(ext4__page_op, ext4_releasepage,
);
DECLARE_EVENT_CLASS(ext4_invalidatepage_op,
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( dev_t, dev )
__field( ino_t, ino )
__field( pgoff_t, index )
__field( unsigned long, offset )
__field( unsigned int, offset )
__field( unsigned int, length )
),
TP_fast_assign(
@@ -461,24 +461,26 @@ DECLARE_EVENT_CLASS(ext4_invalidatepage_op,
__entry->ino = page->mapping->host->i_ino;
__entry->index = page->index;
__entry->offset = offset;
__entry->length = length;
),
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,
(unsigned long) __entry->index, __entry->offset)
(unsigned long) __entry->index,
__entry->offset, __entry->length)
);
DEFINE_EVENT(ext4_invalidatepage_op, ext4_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)
);
DEFINE_EVENT(ext4_invalidatepage_op, ext4_journalled_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)
);
TRACE_EVENT(ext4_discard_blocks,