linux-kernel - RE: [PATCH 1/2] x86/pci: Simplify is_mmconf

lists.openwall.net		lists / announce owl-users owl-dev john-users john-dev passwdqc-users yescrypt popa3d-users / oss-security kernel-hardening musl sabotage tlsify passwords / crypt-dev xvendor / Bugtraq Full-Disclosure linux-kernel linux-netdev linux-ext4 linux-hardening linux-cve-announce PHC
Open Source and information security mailing list archives

Hash Suite: Windows password security audit tool. GUI, reports in PDF.

[<prev] [next>] [<thread-prev] [thread-next>] [day] [month] [year] [list]

Date:   Tue, 10 Jan 2023 10:07:39 -0800
From:   Dan Williams <dan.j.williams@...el.com>
To:     Bjorn Helgaas <helgaas@...nel.org>, <linux-pci@...r.kernel.org>
CC:     Dan J Williams <dan.j.williams@...el.com>,
        Kan Liang <kan.liang@...ux.intel.com>,
        Tony Luck <tony.luck@...el.com>,
        David E Box <david.e.box@...el.com>,
        Yunying Sun <yunying.sun@...el.com>,
        Dave Jiang <dave.jiang@...el.com>,
        Mika Westerberg <mika.westerberg@...ux.intel.com>,
        Giovanni Cabiddu <giovanni.cabiddu@...el.com>,
        Herbert Xu <herbert@...dor.apana.org.au>,
        Hans de Goede <hdegoede@...hat.com>,
        "Florent DELAHAYE" <linuxkernelml@...ead.fr>,
        Konrad J Hambrick <kjhambrick@...il.com>,
        Matt Hansen <2lprbe78@...k.com>,
        Nicholas Johnson <nicholas.johnson-opensource@...look.com.au>,
        Benoit Grégoire <benoitg@...us.ca>,
        Werner Sembach <wse@...edocomputers.com>,
        <mumblingdrunkard@...tonmail.com>, <linux-kernel@...r.kernel.org>,
        Bjorn Helgaas <bhelgaas@...gle.com>
Subject: RE: [PATCH 1/2] x86/pci: Simplify is_mmconf_reserved() messages

Bjorn Helgaas wrote:
> From: Bjorn Helgaas <bhelgaas@...gle.com>
> 
> is_mmconf_reserved() takes a "with_e820" parameter that only determines the
> message logged if it finds the MMCONFIG region is reserved.  Pass the
> message directly, which will simplify a future patch that adds a new way of
> looking for that reservation.  No functional change intended.
> 
> Signed-off-by: Bjorn Helgaas <bhelgaas@...gle.com>
> ---
>  arch/x86/pci/mmconfig-shared.c | 13 +++++++------
>  1 file changed, 7 insertions(+), 6 deletions(-)
> 
> diff --git a/arch/x86/pci/mmconfig-shared.c b/arch/x86/pci/mmconfig-shared.c
> index 758cbfe55daa..cd16bef5f2d9 100644
> --- a/arch/x86/pci/mmconfig-shared.c
> +++ b/arch/x86/pci/mmconfig-shared.c
> @@ -446,13 +446,12 @@ typedef bool (*check_reserved_t)(u64 start, u64 end, enum e820_type type);
>  
>  static bool __ref is_mmconf_reserved(check_reserved_t is_reserved,
>  				     struct pci_mmcfg_region *cfg,
> -				     struct device *dev, int with_e820)
> +				     struct device *dev, char *method)

@method could be 'const char *', but either way:

Reviewed-by: Dan Williams <dan.j.williams@...el.com>