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authorThomas Gleixner <tglx@linutronix.de>2022-11-16 19:21:14 +0300
committerPetr Mladek <pmladek@suse.com>2022-12-02 13:24:59 +0300
commitd9a4af5690e26afa8a2eb83c575d3a9ef52cde1d (patch)
tree42dfbe9bc1d553682eb6c83b8a6e9cf93081fa41 /fs/proc
parent9e409c4778afbbd44759e56ec4bbed839fd31909 (diff)
downloadlinux-d9a4af5690e26afa8a2eb83c575d3a9ef52cde1d.tar.xz
printk: Convert console_drivers list to hlist
Replace the open coded single linked list with a hlist so a conversion to SRCU protected list walks can reuse the existing primitives. Co-developed-by: John Ogness <john.ogness@linutronix.de> Signed-off-by: John Ogness <john.ogness@linutronix.de> Signed-off-by: Thomas Gleixner <tglx@linutronix.de> Reviewed-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org> Reviewed-by: Sergey Senozhatsky <senozhatsky@chromium.org> Reviewed-by: Petr Mladek <pmladek@suse.com> Signed-off-by: Petr Mladek <pmladek@suse.com> Link: https://lore.kernel.org/r/20221116162152.193147-3-john.ogness@linutronix.de
Diffstat (limited to 'fs/proc')
-rw-r--r--fs/proc/consoles.c3
1 files changed, 2 insertions, 1 deletions
diff --git a/fs/proc/consoles.c b/fs/proc/consoles.c
index dfe6ce3505ce..cf2e0788f9c7 100644
--- a/fs/proc/consoles.c
+++ b/fs/proc/consoles.c
@@ -74,8 +74,9 @@ static void *c_start(struct seq_file *m, loff_t *pos)
static void *c_next(struct seq_file *m, void *v, loff_t *pos)
{
struct console *con = v;
+
++*pos;
- return con->next;
+ return hlist_entry_safe(con->node.next, struct console, node);
}
static void c_stop(struct seq_file *m, void *v)