[Devel] [PATCH RHEL7 COMMIT] ms/xfs-convert-buftarg-lru-to-generic-code-fix

[Konstantin Khorenko]

The commit is pushed to "branch-rh7-3.10.0-514.vz7.27.x-ovz" and will appear at https://src.openvz.org/scm/ovz/vzkernel.git
after rh7-3.10.0-514.vz7.27.8
------>
commit a438079b37e68bd54fa4942175643cc7add1e027
Author: Andrew Morton <akpm at linux-foundation.org>
Date:   Wed Jan 11 14:34:38 2017 +0400

    ms/xfs-convert-buftarg-lru-to-generic-code-fix
    
    Patchset description:
    [7.3] rebase xfs lru patches
    
    rh7-3.10.0-514 already has 'fs-xfs-rework-buffer-dispose-list-tracking', but
    originally it depens on ms/xfs-convert-buftarg-LRU-to-generic, so
    In order to preserve original logic I've revert rhel's patch (1'st one),
    and reapply it later in natural order:
    TOC:
    0001-Revert-fs-xfs-rework-buffer-dispose-list-tracking.patch
    
    0002-ms-xfs-convert-buftarg-LRU-to-generic-code.patch
    0003-From-c70ded437bb646ace0dcbf3c7989d4edeed17f7e-Mon-Se.patch [not changed]
    0004-ms-xfs-rework-buffer-dispose-list-tracking.patch
    
    ===============================================================
    This patch description:
    
    fix warnings
    
    Cc: Dave Chinner <dchinner at redhat.com>
    Cc: Glauber Costa <glommer at openvz.org>
    Signed-off-by: Andrew Morton <akpm at linux-foundation.org>
    Signed-off-by: Al Viro <viro at zeniv.linux.org.uk>
    (cherry picked from commit addbda40bed47d8942658fca93e14b5f1cbf009a)
    
    Signed-off-by: Vladimir Davydov <vdavydov at parallels.com>
    
    https://jira.sw.ru/browse/PSBM-55577
    
    Signed-off-by: Dmitry Monakhov <dmonakhov at openvz.org>
---
 fs/xfs/xfs_buf.c | 6 +++---
 1 file changed, 3 insertions(+), 3 deletions(-)

diff --git a/fs/xfs/xfs_buf.c b/fs/xfs/xfs_buf.c
index 87a314a..bf933d5 100644
--- a/fs/xfs/xfs_buf.c
+++ b/fs/xfs/xfs_buf.c
@@ -1654,7 +1654,7 @@ xfs_buftarg_isolate(
 	return LRU_REMOVED;
 }
 
-static long
+static unsigned long
 xfs_buftarg_shrink_scan(
 	struct shrinker		*shrink,
 	struct shrink_control	*sc)
@@ -1662,7 +1662,7 @@ xfs_buftarg_shrink_scan(
 	struct xfs_buftarg	*btp = container_of(shrink,
 					struct xfs_buftarg, bt_shrinker);
 	LIST_HEAD(dispose);
-	long			freed;
+	unsigned long		freed;
 	unsigned long		nr_to_scan = sc->nr_to_scan;
 
 	freed = list_lru_walk_node(&btp->bt_lru, sc->nid, xfs_buftarg_isolate,
@@ -1678,7 +1678,7 @@ xfs_buftarg_shrink_scan(
 	return freed;
 }
 
-static long
+static unsigned long
 xfs_buftarg_shrink_count(
 	struct shrinker		*shrink,
 	struct shrink_control	*sc)