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-rw-r--r--fs/f2fs/sysfs.c9
1 files changed, 9 insertions, 0 deletions
diff --git a/fs/f2fs/sysfs.c b/fs/f2fs/sysfs.c
index 8789b3b53fb6..6082e132257a 100644
--- a/fs/f2fs/sysfs.c
+++ b/fs/f2fs/sysfs.c
@@ -706,6 +706,15 @@ out:
return count;
}
+ if (!strcmp(a->attr.name, "ipu_policy")) {
+ if (t >= BIT(F2FS_IPU_MAX))
+ return -EINVAL;
+ if (t && f2fs_lfs_mode(sbi))
+ return -EINVAL;
+ SM_I(sbi)->ipu_policy = (unsigned int)t;
+ return count;
+ }
+
*ui = (unsigned int)t;
return count;