From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from relay.hostedemail.com (smtprelay0017.hostedemail.com [216.40.44.17]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id C40E41400C; Tue, 5 Aug 2025 13:37:20 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=216.40.44.17 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1754401043; cv=none; b=FvRJcc+rMArQf7CFWcmpR+btQYvko+a9fmZNOvpO6u11+emmqb6wPFlfolKP9Xp2slOVM5YDHRe4Kf471TC0cIwqBRIvbs8MGFdQ8Z5sDctqIGF2libPhmryKMGZpoSulq8w1yRTdb6wJ5jXh0TFCwwrhIRibXk1NAniZkp8/Wg= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1754401043; c=relaxed/simple; bh=t8B62mkvDKxAydyLsM0PN7LNkkbjXn0sroLAgb7rOnA=; h=Date:From:To:Cc:Subject:Message-ID:In-Reply-To:References: MIME-Version:Content-Type; b=szuxY7SE05xtpg+nO5ylldXTreq2dCCe6Dzi4TWpcuk8/ncx7U7QZ2dkwmGr8vhP93nRmtxSZYrC7tbS31Ti7lRTvaMo++TsRyzNClNElX2UBQ5fZs5LayakqOnRBVOQN3rbVSPXnZf7czf3weKyvVGf5N22Y4rv4ybiAvJfrH0= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dmarc=none (p=none dis=none) header.from=goodmis.org; spf=pass smtp.mailfrom=goodmis.org; arc=none smtp.client-ip=216.40.44.17 Authentication-Results: smtp.subspace.kernel.org; dmarc=none (p=none dis=none) header.from=goodmis.org Authentication-Results: smtp.subspace.kernel.org; spf=pass smtp.mailfrom=goodmis.org Received: from omf12.hostedemail.com (a10.router.float.18 [10.200.18.1]) by unirelay09.hostedemail.com (Postfix) with ESMTP id C80D6814E9; Tue, 5 Aug 2025 13:37:13 +0000 (UTC) Received: from [HIDDEN] (Authenticated sender: rostedt@goodmis.org) by omf12.hostedemail.com (Postfix) with ESMTPA id EBB011A; Tue, 5 Aug 2025 13:37:11 +0000 (UTC) Date: Tue, 5 Aug 2025 09:37:41 -0400 From: Steven Rostedt To: Qianfeng Rong Cc: Masami Hiramatsu , Mathieu Desnoyers , linux-kernel@vger.kernel.org, linux-trace-kernel@vger.kernel.org, willy@infradead.org Subject: Re: [PATCH] trace: Remove redundant __GFP_NOWARN Message-ID: <20250805093741.0a8ed16a@gandalf.local.home> In-Reply-To: <20250805023630.335719-1-rongqianfeng@vivo.com> References: <20250805023630.335719-1-rongqianfeng@vivo.com> X-Mailer: Claws Mail 3.20.0git84 (GTK+ 2.24.33; x86_64-pc-linux-gnu) Precedence: bulk X-Mailing-List: linux-trace-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Type: text/plain; charset=US-ASCII Content-Transfer-Encoding: 7bit X-Stat-Signature: j5edjuoapcjc9qwjh44emm1kn9s1g3uh X-Rspamd-Server: rspamout05 X-Rspamd-Queue-Id: EBB011A X-Session-Marker: 726F737465647440676F6F646D69732E6F7267 X-Session-ID: U2FsdGVkX1+xPzhdDVPxXBgePBycPgPrV27rmxtrLJg= X-HE-Tag: 1754401031-42219 X-HE-Meta: U2FsdGVkX1/kJmEUEQzhoLIfpnWU5hfZYvvua1LGWRFb83PLuO3/zkBFsqbFcxdyCcbfl+bbwpBY98KRbOeA5fPYvZOF4A+ScpREzzj8Qb/h19UlzaJFcTEpbvWNz+tD2wA0/xqVrM0TSv68xzXqn8FRyEI8hUOYbtenjnXJlV41x/tx5Mv1YstwMq/H+FAbCtgADdJ+IvSqAB9acWKVm5sdwHllUWdsQt9fol+4HAQM7yEDUCGCOAbJ4bi1/K11N1p+SWU7t5x7lZFJoc2gHECF5a+F+WUumI6Xk74y+KnSMT8ToiSOJ0z6Ua5SiWvGnvKBnAUJR/R4Djhlr25IgQU1ynM34sfwXnwLHZlwneiOFPVE0tV/7tdw/uLRzJkRr5lqWp6P0vhNCO7+9S+6bA== On Tue, 5 Aug 2025 10:36:29 +0800 Qianfeng Rong wrote: > Commit 16f5dfbc851b ("gfp: include __GFP_NOWARN in GFP_NOWAIT") > made GFP_NOWAIT implicitly include __GFP_NOWARN. > > Therefore, explicit __GFP_NOWARN combined with GFP_NOWAIT > (e.g., `GFP_NOWAIT | __GFP_NOWARN`) is now redundant. Let's clean > up these redundant flags across subsystems. > > No functional changes. > > Signed-off-by: Qianfeng Rong Acked-by: Steven Rostedt (Google) -- Steve