From: Jason Gunthorpe <jgg@nvidia.com>
To: Wei Wang <wei.w.wang@hotmail.com>
Cc: bhelgaas@google.com, jonathan.cameron@huawei.com,
dan.carpenter@linaro.org, akpm@linux-foundation.org,
bp@alien8.de, rdunlap@infradead.org, alex@shazbot.org,
kevin.tian@intel.com, linux-kernel@vger.kernel.org,
linux-pci@vger.kernel.org
Subject: Re: [PATCH v6 3/6] PCI: Consolidate delimiter handling into pci_dev_str_match()
Date: Mon, 30 Mar 2026 10:11:27 -0300 [thread overview]
Message-ID: <20260330131127.GQ310919@nvidia.com> (raw)
In-Reply-To: <SEZPR01MB4399FA7D597B0A619C6F9A7EDC44A@SEZPR01MB4399.apcprd01.prod.exchangelabs.com>
On Thu, Mar 12, 2026 at 05:06:34PM +0800, Wei Wang wrote:
> Callers of pci_dev_str_match() manually checked for the ';' or ','
> delimiter and advanced the parameter pointer past it. Move this common
> logic into pci_dev_str_match() so callers no longer need to duplicate it.
>
> When no delimiter is found (end of parameter list or malformed entry),
> pci_dev_str_match() now returns -ENODEV to indicate that no further entries
> can be parsed, preserving the previous caller behavior of stopping parsing.
>
> Signed-off-by: Wei Wang <wei.w.wang@hotmail.com>
> ---
> drivers/pci/pci.c | 46 ++++++++++++++++++++++++----------------------
> 1 file changed, 24 insertions(+), 22 deletions(-)
Reviewed-by: Jason Gunthorpe <jgg@nvidia.com>
Jason
next prev parent reply other threads:[~2026-03-30 13:11 UTC|newest]
Thread overview: 14+ messages / expand[flat|nested] mbox.gz Atom feed top
2026-03-12 9:06 [PATCH v6 0/6] PCI: Add support for ACS Enhanced Capability Wei Wang
2026-03-12 9:06 ` [PATCH v6 1/6] PCI: Validate ACS enable flags against device-specific ACS capabilities Wei Wang
2026-03-30 13:09 ` Jason Gunthorpe
2026-03-12 9:06 ` [PATCH v6 2/6] Documentation/kernel-parameters: Add multi-device config_acs example Wei Wang
2026-03-30 13:10 ` Jason Gunthorpe
2026-03-12 9:06 ` [PATCH v6 3/6] PCI: Consolidate delimiter handling into pci_dev_str_match() Wei Wang
2026-03-30 13:11 ` Jason Gunthorpe [this message]
2026-05-04 5:31 ` Krzysztof Wilczyński
2026-05-07 13:33 ` Wei Wang
2026-03-12 9:06 ` [PATCH v6 4/6] PCI: Refactor disable_acs_redir and config_acs param handling Wei Wang
2026-03-12 9:06 ` [PATCH v6 5/6] PCI: Enable the enhanced ACS controls introduced by PCI_ACS_ECAP Wei Wang
2026-03-12 9:06 ` [PATCH v6 6/6] PCI: Add the enhanced ACS controls check to pci_acs_flags_enabled() Wei Wang
2026-03-30 13:21 ` Jason Gunthorpe
2026-03-12 10:59 ` [PATCH v6 0/6] PCI: Add support for ACS Enhanced Capability Wei Wang
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