From: Peter Zijlstra <peterz@infradead.org>
To: Zide Chen <zide.chen@intel.com>
Cc: Ingo Molnar <mingo@redhat.com>,
Arnaldo Carvalho de Melo <acme@kernel.org>,
Namhyung Kim <namhyung@kernel.org>,
Ian Rogers <irogers@google.com>,
Adrian Hunter <adrian.hunter@intel.com>,
Alexander Shishkin <alexander.shishkin@linux.intel.com>,
Andi Kleen <ak@linux.intel.com>,
Eranian Stephane <eranian@google.com>,
linux-kernel@vger.kernel.org, linux-perf-users@vger.kernel.org,
Dapeng Mi <dapeng1.mi@linux.intel.com>
Subject: Re: [PATCH V2 5/7] perf/x86/intel/uncore: Move die_to_cpu() to uncore.c
Date: Fri, 29 May 2026 12:54:47 +0200 [thread overview]
Message-ID: <20260529105447.GF3493090@noisy.programming.kicks-ass.net> (raw)
In-Reply-To: <20260527151154.130505-5-zide.chen@intel.com>
On Wed, May 27, 2026 at 08:11:52AM -0700, Zide Chen wrote:
> Move die_to_cpu() into uncore.c so it can be reused by the MSR
> initialization path, preparing for the introduction of an MSR global
> initialization callback.
>
> Move the cpus_read_{lock,unlock}() out of the API, in order to make
> it possible to be called when the lock is being held.
>
> Add the uncore_ prefix for consistency with other uncore APIs.
>
> Signed-off-by: Zide Chen <zide.chen@intel.com>
>
> V2:
> - Move cpus_read_{lock,unlock}() out of uncore_die_to_cpu() and rely
> on callers to manage the lock. (Sashiko)
> - Remove "No functional change intended" from the changelog.
> ---
V2 stuff goes under the '---' line. Otherwise I get to manually delete
it.
next prev parent reply other threads:[~2026-05-29 10:55 UTC|newest]
Thread overview: 28+ messages / expand[flat|nested] mbox.gz Atom feed top
2026-05-27 15:11 [PATCH V2 1/7] perf/x86/intel/uncore: Fix discovery unit lookup for multi-die systems Zide Chen
2026-05-27 15:11 ` [PATCH V2 2/7] perf/x86/intel/uncore: Guard against invalid box control address Zide Chen
2026-05-27 17:28 ` sashiko-bot
2026-05-29 18:30 ` Chen, Zide
2026-05-28 6:03 ` Mi, Dapeng
2026-05-27 15:11 ` [PATCH V2 3/7] perf/x86/intel/uncore: Fix PCI device refcount leak in UPI discovery Zide Chen
2026-05-28 6:34 ` Mi, Dapeng
2026-05-27 15:11 ` [PATCH V2 4/7] perf/x86/intel/uncore: Defer ADL global PMON enable to enable_box() Zide Chen
2026-05-27 18:17 ` sashiko-bot
2026-05-28 6:35 ` Mi, Dapeng
2026-05-28 18:07 ` Chen, Zide
2026-05-27 15:11 ` [PATCH V2 5/7] perf/x86/intel/uncore: Move die_to_cpu() to uncore.c Zide Chen
2026-05-28 6:36 ` Mi, Dapeng
2026-05-29 10:54 ` Peter Zijlstra [this message]
2026-05-27 15:11 ` [PATCH V2 6/7] perf/x86/intel/uncore: Fix uncore_die_to_cpu() for offline dies Zide Chen
2026-05-27 19:56 ` sashiko-bot
2026-05-28 6:38 ` Mi, Dapeng
2026-05-27 15:11 ` [PATCH V2 7/7] perf/x86/intel/uncore: Implement global init callback for GNR uncore Zide Chen
2026-05-27 20:45 ` sashiko-bot
2026-05-29 18:30 ` Chen, Zide
2026-05-28 6:46 ` Mi, Dapeng
2026-05-28 18:14 ` Chen, Zide
2026-05-29 8:47 ` Mi, Dapeng
2026-05-29 10:55 ` Peter Zijlstra
2026-05-29 15:03 ` Chen, Zide
2026-05-27 15:45 ` [PATCH V2 1/7] perf/x86/intel/uncore: Fix discovery unit lookup for multi-die systems sashiko-bot
2026-05-29 18:31 ` Chen, Zide
2026-05-28 6:01 ` Mi, Dapeng
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