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authorEric Van Hensbergen <ericvh@kernel.org>2022-12-17 17:19:34 +0000
committerEric Van Hensbergen <ericvh@kernel.org>2023-03-27 02:33:48 +0000
commit8142db4f2792717837b97e219e5f5203dde17abb (patch)
tree2add352a8ebd213de823c5384a83b6e81af952ae /fs/9p/vfs_super.c
parent740b8bf87322701b4607b77346477cbc764f5c56 (diff)
fs/9p: allow disable of xattr support on mount
xattr creates a lot of additional messages for 9p in the current implementation. This allows users to conditionalize xattr support on 9p mount if they are on a connection with bad latency. Using this flag is also useful when debugging other aspects of 9p as it reduces the noise in the trace files. Signed-off-by: Eric Van Hensbergen <ericvh@kernel.org> Reviewed-by: Dominique Martinet <asmadeus@codewreck.org>
Diffstat (limited to 'fs/9p/vfs_super.c')
-rw-r--r--fs/9p/vfs_super.c3
1 files changed, 2 insertions, 1 deletions
diff --git a/fs/9p/vfs_super.c b/fs/9p/vfs_super.c
index 65d96fa94ba2..5fc6a945bfff 100644
--- a/fs/9p/vfs_super.c
+++ b/fs/9p/vfs_super.c
@@ -64,7 +64,8 @@ v9fs_fill_super(struct super_block *sb, struct v9fs_session_info *v9ses,
sb->s_magic = V9FS_MAGIC;
if (v9fs_proto_dotl(v9ses)) {
sb->s_op = &v9fs_super_ops_dotl;
- sb->s_xattr = v9fs_xattr_handlers;
+ if (!(v9ses->flags & V9FS_NO_XATTR))
+ sb->s_xattr = v9fs_xattr_handlers;
} else {
sb->s_op = &v9fs_super_ops;
sb->s_time_max = U32_MAX;