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a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=k20201202; t=1763647202; bh=3c1rDlMwrBbzOuvwQjvriGZ09BNm0ZrVc/uEpCI/im8=; h=Date:Subject:To:Cc:References:From:In-Reply-To:From; b=OIxgw57dsl4CdroEfiPwEnKA/qK2YigIeTiVi5AlW3YxcgIYi9GBZusrzlVEOroyD JsTGBTLY5JlXkZp875v6PsQ8NUULK+kIUd47qeV/x2bZyy1SKSN1TMy23JS7zXl7cz ir1C/bH2smy+cQqvWVIjHghli4KIJM+Z25MgeNfmw2srRa1X6ayWcylZCI5HXl6MJf wqmNuBZK0qm/IDFTW2ugm0gnifZ5qCTWlOBKpgNr2vX8j9pZ1eFqsDWeG9zTHXxmRb OSqUnsJqqzXBV6442s/EW0bbVFA7cZsjTc5b4CQYdQzKVrmay3bBzhuC32QjqetYyO sirtoHruo0W/A== Message-ID: Date: Thu, 20 Nov 2025 14:59:54 +0100 MIME-Version: 1.0 User-Agent: Mozilla Thunderbird Subject: Re: [PATCH v3] mm/memory-failure: remove the selection of RAS To: Xie Yuanbin , tony.luck@intel.com, bp@alien8.de, linmiaohe@huawei.com, nao.horiguchi@gmail.com, rostedt@goodmis.org, mhiramat@kernel.org, mathieu.desnoyers@efficios.com, akpm@linux-foundation.org, lorenzo.stoakes@oracle.com, Liam.Howlett@oracle.com, vbabka@suse.cz, rppt@kernel.org, surenb@google.com, mhocko@suse.com Cc: linux-kernel@vger.kernel.org, linux-edac@vger.kernel.org, linux-mm@kvack.org, linux-trace-kernel@vger.kernel.org, will@kernel.org, liaohua4@huawei.com, lilinjie8@huawei.com References: <20251119095943.67125-1-xieyuanbin1@huawei.com> From: "David Hildenbrand (Red Hat)" Content-Language: en-US In-Reply-To: <20251119095943.67125-1-xieyuanbin1@huawei.com> Content-Type: text/plain; charset=UTF-8; format=flowed Content-Transfer-Encoding: 7bit X-Rspamd-Queue-Id: 9A97140006 X-Rspamd-Server: rspam07 X-Stat-Signature: m1zpij4coixitih1zqoijirzt84ma6ec X-Rspam-User: X-HE-Tag: 1763647203-767271 X-HE-Meta: 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 TyMus6t1 8WhfLCsO2du1g178z1SBkE7Iu6RtlCaxVRb3ud/u1HrInQ+embMekeVth208ThQVEaOIGSJgu9F7h1vqNn5EB6ULgeq1gHpSetAqwUfpz2Wg6L4Pk/GvXbvUP2EyLp0AJdO8XbxDSbNnrX+LAxg5YM2/EqhYwCjgWTk0paAeshHo7dXQeLqeapdGJE+LNc9AFRM3gr57+q05SKO00p7b+Clpjm+t9r7xG42Nn2YGMrObDPF+1znAgJP3sd7piN4MahmE6ByOBDC1mMphcusKY8zSp0ormc95SqswNPwY9tSiwwwm2TPTJjVl+V0u9XWfylM4FT4gsXBE0fOiRsgDVnF3C1y1dVeahLqbTpJFANBrx483AwGkvvWqGXG/LtVfK7erErP92tHW6DckXOmU98ZEDvFy/NWv2KlcMN/TmU4rYO03AqF4MlqkpWnoXc7+W44MONaTI+DfD3so= X-Bogosity: Ham, tests=bogofilter, spamicity=0.000000, version=1.2.4 Sender: owner-linux-mm@kvack.org Precedence: bulk X-Loop: owner-majordomo@kvack.org List-ID: List-Subscribe: List-Unsubscribe: On 11/19/25 10:59, Xie Yuanbin wrote: > The commit 97f0b13452198290799f ("tracing: add trace event for > memory-failure") introduces the selection of RAS in memory-failure. > This commit is just a tracing feature; in reality, there is no dependency > between memory-failure and RAS. RAS increases the size of the bzImage > image by 8k, which is very valuable for embedded devices. > > Move the memory-failure traceing code from ras_event.h to > memory-failure.h and remove the selection of RAS. > > v2->v3: https://lore.kernel.org/20251104072306.100738-3-xieyuanbin1@huawei.com > - Change define TRACE_SYSTEM from ras to memory_failure > - Add include/trace/events/memory-failure.h to > "HWPOISON MEMORY FAILURE HANDLING" section in MAINTAINERS > - Rebase to latest linux-next source > > v1->v2: https://lore.kernel.org/20251103033536.52234-2-xieyuanbin1@huawei.com > - Move the memory-failure traceing code from ras_event.h to > memory-failure.h > > Signed-off-by: Xie Yuanbin > Cc: David Hildenbrand (Red Hat) > Cc: Borislav Petkov > Cc: Miaohe Lin > --- > MAINTAINERS | 1 + > include/ras/ras_event.h | 87 ------------------------ > include/trace/events/memory-failure.h | 98 +++++++++++++++++++++++++++ > mm/Kconfig | 1 - > mm/memory-failure.c | 5 +- > 5 files changed, 103 insertions(+), 89 deletions(-) > create mode 100644 include/trace/events/memory-failure.h > > diff --git a/MAINTAINERS b/MAINTAINERS > index 7310d9ca0370..43d6eb95fb05 100644 > --- a/MAINTAINERS > +++ b/MAINTAINERS > @@ -11631,10 +11631,11 @@ R: Naoya Horiguchi > L: linux-mm@kvack.org > S: Maintained > F: include/linux/memory-failure.h > F: mm/hwpoison-inject.c > F: mm/memory-failure.c > +F: include/trace/events/memory-failure. These are ordered alphabetically, so it should be further up next to the other include. With that Acked-by: David Hildenbrand (Red Hat) -- Cheers David