Revert "proc: don't allow async path resolution of /proc/thread-self …

…components" This reverts commit 0d4370c. No longer needed, as the io-wq worker threads have the right identity. Signed-off-by: Jens Axboe <[email protected]>
vieko · Feb 24, 2021 · 9e8d9e8 · 9e8d9e8
1 parent 37d1e2e
commit 9e8d9e8
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Showing 2 changed files with 1 addition and 8 deletions.
diff --git a/fs/proc/self.c b/fs/proc/self.c
@@ -20,7 +20,7 @@ static const char *proc_self_get_link(struct dentry *dentry,
 	 * Not currently supported. Once we can inherit all of struct pid,
 	 * we can allow this.
 	 */
-	if (current->flags & PF_IO_WORKER)
+	if (current->flags & PF_KTHREAD)
 		return ERR_PTR(-EOPNOTSUPP);
 
 	if (!tgid)

diff --git a/fs/proc/thread_self.c b/fs/proc/thread_self.c
@@ -17,13 +17,6 @@ static const char *proc_thread_self_get_link(struct dentry *dentry,
 	pid_t pid = task_pid_nr_ns(current, ns);
 	char *name;
 
-	/*
-	 * Not currently supported. Once we can inherit all of struct pid,
-	 * we can allow this.
-	 */
-	if (current->flags & PF_IO_WORKER)
-		return ERR_PTR(-EOPNOTSUPP);
-
 	if (!pid)
 		return ERR_PTR(-ENOENT);
 	name = kmalloc(10 + 6 + 10 + 1, dentry ? GFP_KERNEL : GFP_ATOMIC);