From patchwork Mon Mar 31 12:18:19 2025 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Bhupesh X-Patchwork-Id: 14033561 Received: from fanzine2.igalia.com (fanzine.igalia.com [178.60.130.6]) (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 572291E7C19; Mon, 31 Mar 2025 12:18:54 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=178.60.130.6 ARC-Seal: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1743423536; cv=none; b=n/uYZhTHpVgbyT4DVK/874eeHkTUpavP0OqHQpIT1m36bouqg8lWko0BDNtPqOmNdFLvtMj6Df5ELJR6hTP2W9z+DSwFNK6ww+0yqQATtH2e3B35dz76NVMnZGlh4R/3PCqzM+mW3VMCX38ZXxXBhR4tTq7L8TQeo9YVm6mQjLA= ARC-Message-Signature: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1743423536; c=relaxed/simple; bh=KdHzqtsGEaarH4qC3RnC2h6Djh19sDj4W+qW72GXONc=; h=From:To:Cc:Subject:Date:Message-Id:In-Reply-To:References: MIME-Version; b=qrteHUjj1Dmt4QzRGWKY4gDpnljfirq6OURLG+uxEmya0Lo4bQF07HKmVUtCuX5DgovvSh+MOYN7O/bH1ItkkadqgRCtx7O5cxoHOO2/8Nccw6CONpxV86kTk+ugSH3bj338KWLoyyIyatg93r2e+OG9BkNRVN6Gycxmq5Mm/u8= ARC-Authentication-Results: i=1; smtp.subspace.kernel.org; dmarc=pass (p=none dis=none) header.from=igalia.com; spf=pass smtp.mailfrom=igalia.com; dkim=pass (2048-bit key) header.d=igalia.com header.i=@igalia.com header.b=TqEYOS1L; arc=none smtp.client-ip=178.60.130.6 Authentication-Results: smtp.subspace.kernel.org; dmarc=pass (p=none dis=none) header.from=igalia.com Authentication-Results: smtp.subspace.kernel.org; spf=pass smtp.mailfrom=igalia.com Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=igalia.com header.i=@igalia.com header.b="TqEYOS1L" DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=igalia.com; s=20170329; h=Content-Transfer-Encoding:MIME-Version:References:In-Reply-To: Message-Id:Date:Subject:Cc:To:From:Sender:Reply-To:Content-Type:Content-ID: Content-Description:Resent-Date:Resent-From:Resent-Sender:Resent-To:Resent-Cc :Resent-Message-ID:List-Id:List-Help:List-Unsubscribe:List-Subscribe: List-Post:List-Owner:List-Archive; bh=1vPxYQklOIhLFkReMGUcHBCTjGCn9JiiqKZjhqBdRYE=; b=TqEYOS1L0FuyNPN6TTGJbIhjWh Wv6kmaGcSFWdzjyJpWyzinSSBVAvoahZ250TPc1+V1nKbFfVCBHv+FvFswD5tjZsh2dAkXqtnmTqn 5zHVmbIIPu8Jo0kw6gSUSxx9FqGex6HFS2inBsaidT5/qFyGPtuKfYSej51pL3w2heC79jIeihsYX Bv+yr86mXTMVr04VBnoEKyF1IRgG84bZ0qFmsuV2jRLOhgTfXlx/Z4jwy4Sbkd/l9Rbs805RMbwSk em+a+oZX74gkW+JRxRK6rA1gPrTj5zz4XLyDTiurr4h06HWLoQEhfwFblTMYFQEazwBPiYZg7S4O1 pmUfRABg==; Received: from [223.233.69.2] (helo=localhost.localdomain) by fanzine2.igalia.com with esmtpsa (Cipher TLS1.3:ECDHE_X25519__RSA_PSS_RSAE_SHA256__AES_256_GCM:256) (Exim) id 1tzE6M-009Btr-UZ; Mon, 31 Mar 2025 14:18:51 +0200 From: Bhupesh To: akpm@linux-foundation.org Cc: bhupesh@igalia.com, kernel-dev@igalia.com, linux-kernel@vger.kernel.org, bpf@vger.kernel.org, linux-perf-users@vger.kernel.org, linux-fsdevel@vger.kernel.org, linux-mm@kvack.org, oliver.sang@intel.com, lkp@intel.com, laoar.shao@gmail.com, pmladek@suse.com, rostedt@goodmis.org, mathieu.desnoyers@efficios.com, arnaldo.melo@gmail.com, alexei.starovoitov@gmail.com, andrii.nakryiko@gmail.com, mirq-linux@rere.qmqm.pl, peterz@infradead.org, willy@infradead.org, david@redhat.com, viro@zeniv.linux.org.uk, keescook@chromium.org, ebiederm@xmission.com, brauner@kernel.org, jack@suse.cz, mingo@redhat.com, juri.lelli@redhat.com, bsegall@google.com, mgorman@suse.de, vschneid@redhat.com Subject: [PATCH v2 2/3] fs/proc: Pass 'task->full_name' via 'proc_task_name()' Date: Mon, 31 Mar 2025 17:48:19 +0530 Message-Id: <20250331121820.455916-3-bhupesh@igalia.com> X-Mailer: git-send-email 2.38.1 In-Reply-To: <20250331121820.455916-1-bhupesh@igalia.com> References: <20250331121820.455916-1-bhupesh@igalia.com> Precedence: bulk X-Mailing-List: linux-fsdevel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Now that we have the get_task_full_name() implementation which allows the dynamically allocated and filled in task's full name to be passed to interested users, use it in proc_task_name() by default for task names so that user-land can see them through appropriate tools (such as 'ps'). Signed-off-by: Bhupesh --- fs/proc/array.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/fs/proc/array.c b/fs/proc/array.c index d6a0369caa93..2cbeb1584f8a 100644 --- a/fs/proc/array.c +++ b/fs/proc/array.c @@ -109,7 +109,7 @@ void proc_task_name(struct seq_file *m, struct task_struct *p, bool escape) else if (p->flags & PF_KTHREAD) get_kthread_comm(tcomm, sizeof(tcomm), p); else - get_task_comm(tcomm, p); + get_task_full_name(tcomm, sizeof(tcomm), p); if (escape) seq_escape_str(m, tcomm, ESCAPE_SPACE | ESCAPE_SPECIAL, "\n\\");