From: Borislav Petkov <bp@alien8.de>
To: Juergen Gross <jgross@suse.com>
Cc: linux-kernel@vger.kernel.org, x86@kernel.org,
Boris Ostrovsky <boris.ostrovsky@oracle.com>,
Thomas Gleixner <tglx@linutronix.de>,
Ingo Molnar <mingo@redhat.com>,
Dave Hansen <dave.hansen@linux.intel.com>,
"H. Peter Anvin" <hpa@zytor.com>,
xen-devel@lists.xenproject.org
Subject: Re: [PATCH] xen: fix multicall debug feature
Date: Thu, 10 Apr 2025 11:48:47 +0200 [thread overview]
Message-ID: <20250410094847.GAZ_eT__ab_VRmb8uk@fat_crate.local> (raw)
In-Reply-To: <20250327190602.26015-1-jgross@suse.com>
On Thu, Mar 27, 2025 at 08:06:02PM +0100, Juergen Gross wrote:
> Initializing a percpu variable with the address of a struct tagged as
> .initdata is breaking the build with CONFIG_SECTION_MISMATCH_WARN_ONLY
> not set to "y".
>
> Fix that by using an access function instead returning the .initdata
> struct address if the percpu space of the struct hasn't been
> allocated yet.
>
> Fixes: 368990a7fe30 ("xen: fix multicall debug data referencing")
> Reported-by: Borislav Petkov <bp@alien8.de>
> Signed-off-by: Juergen Gross <jgross@suse.com>
> ---
> arch/x86/xen/multicalls.c | 26 ++++++++++++++------------
> arch/x86/xen/smp_pv.c | 1 -
> arch/x86/xen/xen-ops.h | 3 ---
> 3 files changed, 14 insertions(+), 16 deletions(-)
Looks good, doesn't fire here anymore.
Acked-by: Borislav Petkov (AMD) <bp@alien8.de>
Tested-by: Borislav Petkov (AMD) <bp@alien8.de>
Thx!
--
Regards/Gruss,
Boris.
https://people.kernel.org/tglx/notes-about-netiquette
prev parent reply other threads:[~2025-04-10 9:49 UTC|newest]
Thread overview: 2+ messages / expand[flat|nested] mbox.gz Atom feed top
2025-03-27 19:06 Juergen Gross
2025-04-10 9:48 ` Borislav Petkov [this message]
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