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| author | Huang Xiaojia <huangxiaojia2@huawei.com> | 2024-06-24 09:37:04 +0300 |
|---|---|---|
| committer | Gao Xiang <hsiangkao@linux.alibaba.com> | 2024-06-26 12:02:28 +0300 |
| commit | cc69a681b2573e8865e29758f1a5b284328efb2d (patch) | |
| tree | 22fcc7a41c6943c776c790fe7fa095250cdf8f25 /fs/erofs/super.c | |
| parent | 9d01f6f6d8b57131c74810739b9d65141062e4c0 (diff) | |
| download | linux-cc69a681b2573e8865e29758f1a5b284328efb2d.tar.xz | |
erofs: convert to use super_set_uuid to support for FS_IOC_GETFSUUID
FS_IOC_GETFSUUID ioctl exposes the uuid of a filesystem. To support
the ioctl, init sb->s_uuid with super_set_uuid().
Signed-off-by: Huang Xiaojia <huangxiaojia2@huawei.com>
Reviewed-by: Gao Xiang <hsiangkao@linux.alibaba.com>
Reviewed-by: Chao Yu <chao@kernel.org>
Link: https://lore.kernel.org/r/20240624063704.2476070-1-huangxiaojia2@huawei.com
Signed-off-by: Gao Xiang <hsiangkao@linux.alibaba.com>
Diffstat (limited to 'fs/erofs/super.c')
| -rw-r--r-- | fs/erofs/super.c | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/fs/erofs/super.c b/fs/erofs/super.c index c93bd24d2771..1b91d9513013 100644 --- a/fs/erofs/super.c +++ b/fs/erofs/super.c @@ -343,7 +343,7 @@ static int erofs_read_superblock(struct super_block *sb) sbi->build_time = le64_to_cpu(dsb->build_time); sbi->build_time_nsec = le32_to_cpu(dsb->build_time_nsec); - memcpy(&sb->s_uuid, dsb->uuid, sizeof(dsb->uuid)); + super_set_uuid(sb, (void *)dsb->uuid, sizeof(dsb->uuid)); ret = strscpy(sbi->volume_name, dsb->volume_name, sizeof(dsb->volume_name)); |