From: sashiko-bot@kernel.org
To: "Omar Elghoul" <oelghoul@linux.ibm.com>, linux-s390@vger.kernel.org
Cc: "Heiko Carstens" <hca@linux.ibm.com>,
"Vasily Gorbik" <gor@linux.ibm.com>,
"Alexander Gordeev" <agordeev@linux.ibm.com>,
"Christian Borntraeger" <borntraeger@linux.ibm.com>
Subject: Re: [PATCH v10 1/5] s390/pci: Hold fmb_lock when enabling or disabling PCI devices
Date: Tue, 20 Oct 2026 22:35:32 +0000 [thread overview]
Message-ID: <sashiko-outbox-179546@kernel.org> (raw)
In-Reply-To: <20261020212427.2561-2-oelghoul@linux.ibm.com>
> Ensure that fmb_lock is held by pcibios_enable_device() and
> pcibios_disable_device() when calling zpci_fmb_enable_device() or
> zpci_fmb_disable_device(), respectively. Additionally, assert that the
> fmb_lock is held within the latter two functions to prevent future race
> conditions regarding new callers.
>
> Fixes: af0a8a8453f7 ("s390/pci: implement pcibios_add_device")
> Fixes: 944239c59e93 ("s390/pci: implement pcibios_release_device")
> Cc: stable@vger.kernel.org
> Signed-off-by: Omar Elghoul <oelghoul@linux.ibm.com>
Sashiko has reviewed this patch and found no issues.
--
Sashiko AI review · https://sashiko.dev/#/patchset/20261020212427.2561-1-oelghoul@linux.ibm.com?part=1
next prev parent reply other threads:[~2026-10-20 22:35 UTC|newest]
Thread overview: 11+ messages / expand[flat|nested] mbox.gz Atom feed top
2026-10-20 21:24 [PATCH v10 0/5] vfio-pci/zdev: Improved zPCI Function Measurement Support Omar Elghoul
2026-10-20 21:24 ` [PATCH v10 1/5] s390/pci: Hold fmb_lock when enabling or disabling PCI devices Omar Elghoul
2026-10-20 22:35 ` sashiko-bot [this message]
2026-10-20 21:24 ` [PATCH v10 2/5] s390/pci: Reuse FMB buffer across enable and disable cycles Omar Elghoul
2026-10-20 22:35 ` sashiko-bot
2026-10-20 21:24 ` [PATCH v10 3/5] s390/pci: Improve function measurement state management Omar Elghoul
2026-10-20 22:53 ` sashiko-bot
2026-10-20 21:24 ` [PATCH v10 4/5] s390/pci: Fence FMB enable/disable via debugfs for passthrough devices Omar Elghoul
2026-10-20 22:33 ` sashiko-bot
2026-10-20 21:24 ` [PATCH v10 5/5] vfio-pci/zdev: Add VFIO FMB device features Omar Elghoul
2026-10-20 22:46 ` sashiko-bot
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