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authorRafael J. Wysocki <rafael.j.wysocki@intel.com>2021-12-27 16:35:44 +0100
committerRafael J. Wysocki <rafael.j.wysocki@intel.com>2021-12-27 16:35:44 +0100
commit3f0bb496ee41d0eb99d308768c9f8593cbd3eb9f (patch)
treec56b697a7e818e91974d951872781bfd9b3af5b5 /fs/erofs/utils.c
parentd7fbdc575b33c374ce88ccfe3ab364f7eb240f8a (diff)
parent9c33eef84e3110963d6f41d87d63bc40d716eb1f (diff)
Merge branches 'thermal-tools' and 'thermal-int340x'
Merge tmon fix and int340x driver improvement for 5.17-rc1. * thermal-tools: thermal: tools: tmon: remove unneeded local variable * thermal-int340x: thermal: int340x: Use struct_group() for memcpy() region
Diffstat (limited to 'fs/erofs/utils.c')
-rw-r--r--fs/erofs/utils.c8
1 files changed, 6 insertions, 2 deletions
diff --git a/fs/erofs/utils.c b/fs/erofs/utils.c
index 84da2c280012..ec9a1d780dc1 100644
--- a/fs/erofs/utils.c
+++ b/fs/erofs/utils.c
@@ -150,7 +150,7 @@ static bool erofs_try_to_release_workgroup(struct erofs_sb_info *sbi,
* however in order to avoid some race conditions, add a
* DBG_BUGON to observe this in advance.
*/
- DBG_BUGON(xa_erase(&sbi->managed_pslots, grp->index) != grp);
+ DBG_BUGON(__xa_erase(&sbi->managed_pslots, grp->index) != grp);
/* last refcount should be connected with its managed pslot. */
erofs_workgroup_unfreeze(grp, 0);
@@ -165,15 +165,19 @@ static unsigned long erofs_shrink_workstation(struct erofs_sb_info *sbi,
unsigned int freed = 0;
unsigned long index;
+ xa_lock(&sbi->managed_pslots);
xa_for_each(&sbi->managed_pslots, index, grp) {
/* try to shrink each valid workgroup */
if (!erofs_try_to_release_workgroup(sbi, grp))
continue;
+ xa_unlock(&sbi->managed_pslots);
++freed;
if (!--nr_shrink)
- break;
+ return freed;
+ xa_lock(&sbi->managed_pslots);
}
+ xa_unlock(&sbi->managed_pslots);
return freed;
}