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-rw-r--r--fs/ext4/inode.c2
-rw-r--r--fs/stat.c6
-rw-r--r--fs/xfs/xfs_iops.c2
3 files changed, 7 insertions, 3 deletions
diff --git a/fs/ext4/inode.c b/fs/ext4/inode.c
index 94c7d2d828a6..cdf01e60fa6d 100644
--- a/fs/ext4/inode.c
+++ b/fs/ext4/inode.c
@@ -5692,7 +5692,7 @@ int ext4_getattr(struct mnt_idmap *idmap, const struct path *path,
awu_max = sbi->s_awu_max;
}
- generic_fill_statx_atomic_writes(stat, awu_min, awu_max);
+ generic_fill_statx_atomic_writes(stat, awu_min, awu_max, 0);
}
flags = ei->i_flags & EXT4_FL_USER_VISIBLE;
diff --git a/fs/stat.c b/fs/stat.c
index f13308bfdc98..c41855f62d22 100644
--- a/fs/stat.c
+++ b/fs/stat.c
@@ -136,13 +136,15 @@ EXPORT_SYMBOL(generic_fill_statx_attr);
* @stat: Where to fill in the attribute flags
* @unit_min: Minimum supported atomic write length in bytes
* @unit_max: Maximum supported atomic write length in bytes
+ * @unit_max_opt: Optimised maximum supported atomic write length in bytes
*
* Fill in the STATX{_ATTR}_WRITE_ATOMIC flags in the kstat structure from
* atomic write unit_min and unit_max values.
*/
void generic_fill_statx_atomic_writes(struct kstat *stat,
unsigned int unit_min,
- unsigned int unit_max)
+ unsigned int unit_max,
+ unsigned int unit_max_opt)
{
/* Confirm that the request type is known */
stat->result_mask |= STATX_WRITE_ATOMIC;
@@ -153,6 +155,7 @@ void generic_fill_statx_atomic_writes(struct kstat *stat,
if (unit_min) {
stat->atomic_write_unit_min = unit_min;
stat->atomic_write_unit_max = unit_max;
+ stat->atomic_write_unit_max_opt = unit_max_opt;
/* Initially only allow 1x segment */
stat->atomic_write_segments_max = 1;
@@ -732,6 +735,7 @@ cp_statx(const struct kstat *stat, struct statx __user *buffer)
tmp.stx_atomic_write_unit_min = stat->atomic_write_unit_min;
tmp.stx_atomic_write_unit_max = stat->atomic_write_unit_max;
tmp.stx_atomic_write_segments_max = stat->atomic_write_segments_max;
+ tmp.stx_atomic_write_unit_max_opt = stat->atomic_write_unit_max_opt;
return copy_to_user(buffer, &tmp, sizeof(tmp)) ? -EFAULT : 0;
}
diff --git a/fs/xfs/xfs_iops.c b/fs/xfs/xfs_iops.c
index 756bd3ca8e00..f0e5d83195df 100644
--- a/fs/xfs/xfs_iops.c
+++ b/fs/xfs/xfs_iops.c
@@ -610,7 +610,7 @@ xfs_report_atomic_write(
if (xfs_inode_can_atomicwrite(ip))
unit_min = unit_max = ip->i_mount->m_sb.sb_blocksize;
- generic_fill_statx_atomic_writes(stat, unit_min, unit_max);
+ generic_fill_statx_atomic_writes(stat, unit_min, unit_max, 0);
}
STATIC int