Re: [PATCH 4.19 130/133] printk: queue wake_up_klogd irq_work only if per-CPU areas are ready

On (20/07/21 00:05), Pavel Machek wrote:

...

From: Sergey Senozhatsky sergey.senozhatsky@gmail.com

commit ab6f762f0f53162d41497708b33c9a3236d3609e upstream.

[..]

Is this still needed in 4.19? 1b710b1b10ef was reverted in 4.19, so there should not be any user-visible problems...

printk_deferred() is still broken and we had similar bug reports which where not caused by 1b710b1b10ef

-ss