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xfs: use ->invalidatepage() length argument

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->invalidatepage() aop now accepts range to invalidate so we can make
use of it in xfs_vm_invalidatepage()

Signed-off-by: Lukas Czerner <lczerner@redhat.com>
Acked-by: Dave Chinner <dchinner@redhat.com>
Reviewed-by: Ben Myers <bpm@sgi.com>
Cc: xfs@oss.sgi.com
This commit is contained in:
Lukas Czerner 2013-05-21 23:58:01 -04:00 committed by Theodore Ts'o
parent d8c8900ac1
commit 34097dfe88
2 changed files with 15 additions and 9 deletions
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9
fs/xfs/xfs_aops.c
View File

@ -827,8 +827,9 @@ xfs_vm_invalidatepage(
unsigned int offset,
unsigned int length)
{
trace_xfs_invalidatepage(page->mapping->host, page, offset);
block_invalidatepage(page, offset, PAGE_CACHE_SIZE - offset);
trace_xfs_invalidatepage(page->mapping->host, page, offset,
length);
block_invalidatepage(page, offset, length);
}
/*
@ -922,7 +923,7 @@ xfs_vm_writepage(
int count = 0;
int nonblocking = 0;
trace_xfs_writepage(inode, page, 0);
trace_xfs_writepage(inode, page, 0, 0);
ASSERT(page_has_buffers(page));
@ -1153,7 +1154,7 @@ xfs_vm_releasepage(
{
int delalloc, unwritten;
trace_xfs_releasepage(page->mapping->host, page, 0);
trace_xfs_releasepage(page->mapping->host, page, 0, 0);
xfs_count_page_state(page, &delalloc, &unwritten);

15
fs/xfs/xfs_trace.h
View File

@ -974,14 +974,16 @@ DEFINE_RW_EVENT(xfs_file_splice_read);
DEFINE_RW_EVENT(xfs_file_splice_write);
DECLARE_EVENT_CLASS(xfs_page_class,
TP_PROTO(struct inode *inode, struct page *page, unsigned long off),
TP_ARGS(inode, page, off),
TP_PROTO(struct inode *inode, struct page *page, unsigned long off,
unsigned int len),
TP_ARGS(inode, page, off, len),
TP_STRUCT__entry(
__field(dev_t, dev)
__field(xfs_ino_t, ino)
__field(pgoff_t, pgoff)
__field(loff_t, size)
__field(unsigned long, offset)
__field(unsigned int, length)
__field(int, delalloc)
__field(int, unwritten)
),
@ -995,24 +997,27 @@ DECLARE_EVENT_CLASS(xfs_page_class,
__entry->pgoff = page_offset(page);
__entry->size = i_size_read(inode);
__entry->offset = off;
__entry->length = len;
__entry->delalloc = delalloc;
__entry->unwritten = unwritten;
),
TP_printk("dev %d:%d ino 0x%llx pgoff 0x%lx size 0x%llx offset %lx "
"delalloc %d unwritten %d",
"length %x delalloc %d unwritten %d",
MAJOR(__entry->dev), MINOR(__entry->dev),
__entry->ino,
__entry->pgoff,
__entry->size,
__entry->offset,
__entry->length,
__entry->delalloc,
__entry->unwritten)
)
#define DEFINE_PAGE_EVENT(name) \
DEFINE_EVENT(xfs_page_class, name, \
TP_PROTO(struct inode *inode, struct page *page, unsigned long off), \
TP_ARGS(inode, page, off))
TP_PROTO(struct inode *inode, struct page *page, unsigned long off, \
unsigned int len), \
TP_ARGS(inode, page, off, len))
DEFINE_PAGE_EVENT(xfs_writepage);
DEFINE_PAGE_EVENT(xfs_releasepage);
DEFINE_PAGE_EVENT(xfs_invalidatepage);