+ shmem-properly-report-quota-mount-options.patch added to mm-unstable branch

+ shmem-properly-report-quota-mount-options.patch added to mm-unstable branch

[Andrew Morton]

The patch titled
     Subject: shmem: properly report quota mount options
has been added to the -mm mm-unstable branch.  Its filename is
     shmem-properly-report-quota-mount-options.patch

This patch will shortly appear at
     https://git.kernel.org/pub/scm/linux/kernel/git/akpm/25-new.git/tree/patches/shmem-properly-report-quota-mount-options.patch

This patch will later appear in the mm-unstable branch at
    git://git.kernel.org/pub/scm/linux/kernel/git/akpm/mm

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------------------------------------------------------
From: Jan Kara <jack@suse.cz>
Subject: shmem: properly report quota mount options
Date: Mon, 29 Jan 2024 13:01:31 +0100

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: e09764cff44b ("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>
---

 mm/shmem.c |   18 ++++++++++++++++++
 1 file changed, 18 insertions(+)

--- a/mm/shmem.c~shmem-properly-report-quota-mount-options
+++ a/mm/shmem.c
@@ -4265,6 +4265,24 @@ static int shmem_show_options(struct seq
 	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;
 }
 
_

Patches currently in -mm which might be from jack@suse.cz are

shmem-properly-report-quota-mount-options.patch
fat-fix-uninitialized-field-in-nostale-filehandles.patch