FAILED: patch "[PATCH] remoteproc: stm32_rproc: Fix mailbox interrupts queuing" failed to apply to 5.10-stable tree

[<gregkh@linuxfoundation.org>]

The patch below does not apply to the 5.10-stable tree.
If someone wants it applied there, or to any other stable or longterm
tree, then please email the backport, including the original git commit
id to <stable@vger.kernel.org>.

To reproduce the conflict and resubmit, you may use the following commands:

git fetch https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git/ linux-5.10.y
git checkout FETCH_HEAD
git cherry-pick -x c3281abea67c9c0dc6219bbc41d1feae05a16da3
# <resolve conflicts, build, test, etc.>
git commit -s
git send-email --to '<stable@vger.kernel.org>' --in-reply-to '2024073024-ruined-frightful-2dc2@gregkh' --subject-prefix 'PATCH 5.10.y' HEAD^..

Possible dependencies:

c3281abea67c ("remoteproc: stm32_rproc: Fix mailbox interrupts queuing")
35bdafda40cc ("remoteproc: stm32_rproc: Add mutex protection for workqueue")

thanks,

greg k-h

------------------ original commit in Linus's tree ------------------

From c3281abea67c9c0dc6219bbc41d1feae05a16da3 Mon Sep 17 00:00:00 2001
From: Gwenael Treuveur <gwenael.treuveur@foss.st.com>
Date: Tue, 21 May 2024 18:23:16 +0200
Subject: [PATCH] remoteproc: stm32_rproc: Fix mailbox interrupts queuing

Manage interrupt coming from coprocessor also when state is
ATTACHED.

Fixes: 35bdafda40cc ("remoteproc: stm32_rproc: Add mutex protection for workqueue")
Cc: stable@vger.kernel.org
Signed-off-by: Gwenael Treuveur <gwenael.treuveur@foss.st.com>
Acked-by: Arnaud Pouliquen <arnaud.pouliquen@foss.st.com>
Link: https://lore.kernel.org/r/20240521162316.156259-1-gwenael.treuveur@foss.st.com
Signed-off-by: Mathieu Poirier <mathieu.poirier@linaro.org>

diff --git a/drivers/remoteproc/stm32_rproc.c b/drivers/remoteproc/stm32_rproc.c
index 88623df7d0c3..8c7f7950b80e 100644
--- a/drivers/remoteproc/stm32_rproc.c
+++ b/drivers/remoteproc/stm32_rproc.c
@@ -294,7 +294,7 @@ static void stm32_rproc_mb_vq_work(struct work_struct *work)
 
 	mutex_lock(&rproc->lock);
 
-	if (rproc->state != RPROC_RUNNING)
+	if (rproc->state != RPROC_RUNNING && rproc->state != RPROC_ATTACHED)
 		goto unlock_mutex;
 
 	if (rproc_vq_interrupt(rproc, mb->vq_id) == IRQ_NONE)