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authorPaulo Alcantara <pc@cjr.nz>2022-03-31 15:01:50 -0300
committerSteve French <stfrench@microsoft.com>2022-04-04 12:01:22 -0500
commit687127c81ad32c8900a3fedbc7ed8f686ca95855 (patch)
tree90d74ec9f57dec31f6630ee72bedb8e04a9d7e04 /fs/cifs/netmisc.c
parent3123109284176b1532874591f7c81f3837bbdc17 (diff)
downloadlinux-next-687127c81ad32c8900a3fedbc7ed8f686ca95855.tar.gz
cifs: fix potential race with cifsd thread
To avoid racing with demultiplex thread while it is handling data on socket, use cifs_signal_cifsd_for_reconnect() helper for marking current server to reconnect and let the demultiplex thread handle the rest. Fixes: dca65818c80c ("cifs: use a different reconnect helper for non-cifsd threads") Reviewed-by: Enzo Matsumiya <ematsumiya@suse.de> Reviewed-by: Shyam Prasad N <sprasad@microsoft.com> Signed-off-by: Paulo Alcantara (SUSE) <pc@cjr.nz> Signed-off-by: Steve French <stfrench@microsoft.com>
Diffstat (limited to 'fs/cifs/netmisc.c')
-rw-r--r--fs/cifs/netmisc.c2
1 files changed, 1 insertions, 1 deletions
diff --git a/fs/cifs/netmisc.c b/fs/cifs/netmisc.c
index ebe236b9d9f5..235aa1b395eb 100644
--- a/fs/cifs/netmisc.c
+++ b/fs/cifs/netmisc.c
@@ -896,7 +896,7 @@ map_and_check_smb_error(struct mid_q_entry *mid, bool logErr)
if (class == ERRSRV && code == ERRbaduid) {
cifs_dbg(FYI, "Server returned 0x%x, reconnecting session...\n",
code);
- cifs_reconnect(mid->server, false);
+ cifs_signal_cifsd_for_reconnect(mid->server, false);
}
}