Commit 71826b06 authored by Rohith Surabattula's avatar Rohith Surabattula Committed by Steve French
Browse files

cifs: Fix soft lockup during fsstress 



Below traces are observed during fsstress and system got hung.
[  130.698396] watchdog: BUG: soft lockup - CPU#6 stuck for 26s!

Cc: stable@vger.kernel.org # 5.13+
Signed-off-by: default avatarRohith Surabattula <rohiths@microsoft.com>
Signed-off-by: default avatarSteve French <stfrench@microsoft.com>
parent e3fc0656

fs/cifs/misc.c

+2 −2
Original line number Diff line number Diff line
@@ -735,7 +735,7 @@ cifs_close_deferred_file(struct cifsInodeInfo *cifs_inode) 
			if (cancel_delayed_work(&cfile->deferred)) {

				tmp_list = kmalloc(sizeof(struct file_list), GFP_ATOMIC);

				if (tmp_list == NULL)

					continue;

					break;

				tmp_list->cfile = cfile;

				list_add_tail(&tmp_list->list, &file_head);

			}
@@ -766,7 +766,7 @@ cifs_close_all_deferred_files(struct cifs_tcon *tcon) 
			if (cancel_delayed_work(&cfile->deferred)) {

				tmp_list = kmalloc(sizeof(struct file_list), GFP_ATOMIC);

				if (tmp_list == NULL)

					continue;

					break;

				tmp_list->cfile = cfile;

				list_add_tail(&tmp_list->list, &file_head);

			}