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/openbmc/linux/include/linux/
H A Dnfs_page.hdiff 67d0338edd71db9a4f406d8778f7c525d31e9f7f Thu May 15 10:56:46 CDT 2014 Weston Andros Adamson <dros@primarydata.com> nfs: page group syncing in read path

Operations that modify state for a whole page must be syncronized across
all requests within a page group. In the read path, this is calling
unlock_page and SetPageUptodate. Both of these functions should not be
called until all requests in a page group have reached the point where
they would call them.

This patch should have no effect yet since all page groups currently
have one request, but will come into play when pg_test functions are
modified to split pages into sub-page regions.

Signed-off-by: Weston Andros Adamson <dros@primarydata.com>
Signed-off-by: Trond Myklebust <trond.myklebust@primarydata.com>
/openbmc/linux/fs/nfs/
H A Dread.cdiff 67d0338edd71db9a4f406d8778f7c525d31e9f7f Thu May 15 10:56:46 CDT 2014 Weston Andros Adamson <dros@primarydata.com> nfs: page group syncing in read path

Operations that modify state for a whole page must be syncronized across
all requests within a page group. In the read path, this is calling
unlock_page and SetPageUptodate. Both of these functions should not be
called until all requests in a page group have reached the point where
they would call them.

This patch should have no effect yet since all page groups currently
have one request, but will come into play when pg_test functions are
modified to split pages into sub-page regions.

Signed-off-by: Weston Andros Adamson <dros@primarydata.com>
Signed-off-by: Trond Myklebust <trond.myklebust@primarydata.com>
H A Dpagelist.cdiff 67d0338edd71db9a4f406d8778f7c525d31e9f7f Thu May 15 10:56:46 CDT 2014 Weston Andros Adamson <dros@primarydata.com> nfs: page group syncing in read path

Operations that modify state for a whole page must be syncronized across
all requests within a page group. In the read path, this is calling
unlock_page and SetPageUptodate. Both of these functions should not be
called until all requests in a page group have reached the point where
they would call them.

This patch should have no effect yet since all page groups currently
have one request, but will come into play when pg_test functions are
modified to split pages into sub-page regions.

Signed-off-by: Weston Andros Adamson <dros@primarydata.com>
Signed-off-by: Trond Myklebust <trond.myklebust@primarydata.com>