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author | Dave Chinner <dchinner@redhat.com> | 2010-09-24 12:07:47 +0200 |
---|---|---|
committer | Alex Elder <aelder@sgi.com> | 2010-10-18 22:07:46 +0200 |
commit | 686865f76e35b28ba7aa6afa19209426f0da6201 (patch) | |
tree | 49f0ea4c6cb6ec4c71d1bce041ab21bbcd4920c8 /fs/xfs/linux-2.6/xfs_buf.h | |
parent | xfs: don't use vfs writeback for pure metadata modifications (diff) | |
download | linux-686865f76e35b28ba7aa6afa19209426f0da6201.tar.xz linux-686865f76e35b28ba7aa6afa19209426f0da6201.zip |
xfs: rename xfs_buf_get_nodaddr to be more appropriate
xfs_buf_get_nodaddr() is really used to allocate a buffer that is
uncached. While it is not directly assigned a disk address, the fact
that they are not cached is a more important distinction. With the
upcoming uncached buffer read primitive, we should be consistent
with this disctinction.
While there, make page allocation in xfs_buf_get_nodaddr() safe
against memory reclaim re-entrancy into the filesystem by allowing
a flags parameter to be passed.
Signed-off-by: Dave Chinner <dchinner@redhat.com>
Reviewed-by: Christoph Hellwig <hch@lst.de>
Reviewed-by: Alex Elder <aelder@sgi.com>
Diffstat (limited to 'fs/xfs/linux-2.6/xfs_buf.h')
-rw-r--r-- | fs/xfs/linux-2.6/xfs_buf.h | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/fs/xfs/linux-2.6/xfs_buf.h b/fs/xfs/linux-2.6/xfs_buf.h index 2a05614f0b92..fb30447091d8 100644 --- a/fs/xfs/linux-2.6/xfs_buf.h +++ b/fs/xfs/linux-2.6/xfs_buf.h @@ -213,7 +213,7 @@ extern xfs_buf_t *xfs_buf_read(xfs_buftarg_t *, xfs_off_t, size_t, xfs_buf_flags_t); extern xfs_buf_t *xfs_buf_get_empty(size_t, xfs_buftarg_t *); -extern xfs_buf_t *xfs_buf_get_noaddr(size_t, xfs_buftarg_t *); +extern xfs_buf_t *xfs_buf_get_uncached(struct xfs_buftarg *, size_t, int); extern int xfs_buf_associate_memory(xfs_buf_t *, void *, size_t); extern void xfs_buf_hold(xfs_buf_t *); extern void xfs_buf_readahead(xfs_buftarg_t *, xfs_off_t, size_t, |