Re: [PATCH RFC POC 02/50] entry: commit fds on syscall exit

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From: sashiko-bot

Date: Tue Sep 15 2026 - 08:33:50 EST

> Reserving a descriptor with fd_prepare() marks the task with
> SYSCALL_WORK_FD_SLOTS. The syscall exit path already tests the
> syscall work bits so a syscall that deferred nothing pays nothing new
> and one that did takes the slow path. syscall_exit_work() commits the
> reservations before audit and ptrace.
>
> Architectures without the generic entry code grow TIF_FD_SLOTS bit in
> their syscall exit work in the following patches.
>
> Signed-off-by: Christian Brauner (Amutable) <brauner@xxxxxxxxxx>

Sashiko has reviewed this patch and found no issues. It looks great!

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Sashiko AI review · https://sashiko.dev/#/patchset/20260915-work-fd-reserve-unify-folded-v1-0-4d5217d6b246@xxxxxxxxxx?part=2