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shmem: properly report quota mount options

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Report quota options among the set of mount options. This allows proper
user visibility into whether quotas are enabled or not.

Link: https://lkml.kernel.org/r/20240129120131.21145-1-jack@suse.cz
Fixes: e09764cff4 ("shmem: quota support")
Signed-off-by: Jan Kara <jack@suse.cz>
Reviewed-by: Carlos Maiolino <cmaiolino@redhat.com>
Acked-by: Hugh Dickins <hughd@google.com>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
This commit is contained in:
Jan Kara 2024-01-29 13:01:31 +01:00 committed by Andrew Morton
parent 73318e2caf
commit b4d3de57ca
1 changed files with 18 additions and 0 deletions
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18
mm/shmem.c
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@ -4265,6 +4265,24 @@ static int shmem_show_options(struct seq_file *seq, struct dentry *root)
mpol_put(mpol);
if (sbinfo->noswap)
seq_printf(seq, ",noswap");
#ifdef CONFIG_TMPFS_QUOTA
if (sb_has_quota_active(root->d_sb, USRQUOTA))
seq_printf(seq, ",usrquota");
if (sb_has_quota_active(root->d_sb, GRPQUOTA))
seq_printf(seq, ",grpquota");
if (sbinfo->qlimits.usrquota_bhardlimit)
seq_printf(seq, ",usrquota_block_hardlimit=%lld",
sbinfo->qlimits.usrquota_bhardlimit);
if (sbinfo->qlimits.grpquota_bhardlimit)
seq_printf(seq, ",grpquota_block_hardlimit=%lld",
sbinfo->qlimits.grpquota_bhardlimit);
if (sbinfo->qlimits.usrquota_ihardlimit)
seq_printf(seq, ",usrquota_inode_hardlimit=%lld",
sbinfo->qlimits.usrquota_ihardlimit);
if (sbinfo->qlimits.grpquota_ihardlimit)
seq_printf(seq, ",grpquota_inode_hardlimit=%lld",
sbinfo->qlimits.grpquota_ihardlimit);
#endif
return 0;
}