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| author | Jeff Layton <jlayton@redhat.com> | 2011-10-19 15:28:27 -0400 |
|---|---|---|
| committer | Jeff Layton <jlayton@redhat.com> | 2011-10-19 15:28:27 -0400 |
| commit | 1041e3f9919999b22c9c2a453aa0d92cd16b76ee (patch) | |
| tree | 8793a5d636e7c565722bb4353b23c74d185cb28e /fs/cifs/cifsglob.h | |
| parent | 42c4dfc213190fafffc53815c2ee6064430bc379 (diff) | |
| download | linux-stable-1041e3f9919999b22c9c2a453aa0d92cd16b76ee.tar.gz linux-stable-1041e3f9919999b22c9c2a453aa0d92cd16b76ee.tar.bz2 linux-stable-1041e3f9919999b22c9c2a453aa0d92cd16b76ee.zip | |
cifs: keep a reusable kvec array for receives
Having to continually allocate a new kvec array is expensive. Allocate
one that's big enough, and only reallocate it as needed.
Reviewed-and-Tested-by: Pavel Shilovsky <piastry@etersoft.ru>
Signed-off-by: Jeff Layton <jlayton@redhat.com>
Diffstat (limited to 'fs/cifs/cifsglob.h')
| -rw-r--r-- | fs/cifs/cifsglob.h | 2 |
1 files changed, 2 insertions, 0 deletions
diff --git a/fs/cifs/cifsglob.h b/fs/cifs/cifsglob.h index 55ebf39fb3fd..51ed2de23070 100644 --- a/fs/cifs/cifsglob.h +++ b/fs/cifs/cifsglob.h @@ -292,6 +292,8 @@ struct TCP_Server_Info { bool sec_kerberos; /* supports plain Kerberos */ bool sec_mskerberos; /* supports legacy MS Kerberos */ struct delayed_work echo; /* echo ping workqueue job */ + struct kvec *iov; /* reusable kvec array for receives */ + unsigned int nr_iov; /* number of kvecs in array */ #ifdef CONFIG_CIFS_FSCACHE struct fscache_cookie *fscache; /* client index cache cookie */ #endif |