Re: [PATCH v2 2/5] binder: use wake_up_pollfree()

From: Eric Biggers
Date: Tue Dec 07 2021 - 14:12:04 EST

Next message: kernel test robot: "[asahilinux:asahi 4/51] drivers/net/ethernet/pensando/ionic/ionic_main.c:479:9: warning: 'strncpy' output truncated before terminating nul copying 31 bytes from a string of the same length"
Previous message: Eric Biggers: "Re: [PATCH v2 0/5] aio: fix use-after-free and missing wakeups"
In reply to: Eric Biggers: "[PATCH v2 2/5] binder: use wake_up_pollfree()"
Next in thread: Eric Biggers: "[PATCH v2 1/5] wait: add wake_up_pollfree()"
Messages sorted by: [ date ] [ thread ] [ subject ] [ author ]

On Tue, Dec 07, 2021 at 01:57:23AM -0800, Eric Biggers wrote:
> From: Eric Biggers <ebiggers@xxxxxxxxxx>
>
> wake_up_poll() uses nr_exclusive=1, so it's not guaranteed to wake up
> all non-exclusive waiters. Yet, POLLFREE *must* wake up all waiters.

This is supposed to say "all exclusive waiters". Same in patch 3.

- Eric

Next message: kernel test robot: "[asahilinux:asahi 4/51] drivers/net/ethernet/pensando/ionic/ionic_main.c:479:9: warning: 'strncpy' output truncated before terminating nul copying 31 bytes from a string of the same length"
Previous message: Eric Biggers: "Re: [PATCH v2 0/5] aio: fix use-after-free and missing wakeups"
In reply to: Eric Biggers: "[PATCH v2 2/5] binder: use wake_up_pollfree()"
Next in thread: Eric Biggers: "[PATCH v2 1/5] wait: add wake_up_pollfree()"
Messages sorted by: [ date ] [ thread ] [ subject ] [ author ]