From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from smtp.kernel.org (aws-us-west-2-korg-mail-1.web.codeaurora.org [10.30.226.201]) (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 CE3D71A5A2 for ; Thu, 22 Feb 2024 23:35:37 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=10.30.226.201 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1708644937; cv=none; b=cb9Hc6XmTZBURp6y+cfqWBnberXJZ0I6N7JMthvuqC+a6P+B6Ejgs2aY+hMevoqQm6d7Bw83gFw+tMjvz6VjyyEKdwxNp/lRNp5CK5LKnFD9Uyz88Mfj6QYRnIQPpLBnmCb3ioQs+o5ASeg0owFvgOEYAqg2imX5oGi8fw2B2WE= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1708644937; c=relaxed/simple; bh=0wwvtqd7n64pzX3tEw1mfNhxQUDucKD28HfWtzBoLH8=; h=Date:To:From:Subject:Message-Id; b=TxjUakNRlVzcSXZfekjWH00gU4TmITrvmJS1J9umiqtcDgPZxU7lOswBAJ8dOhuynPrzNT19KwmvBa63FVS6YIAr35Te2JrRoUuhIpngRiPFItKIQrtO8K4J9MIdY+YDLUVsogD7bguybMSIqF1wBY5wdaRgnEIzTHnx/NNfPsM= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dkim=pass (1024-bit key) header.d=linux-foundation.org header.i=@linux-foundation.org header.b=QOWmCfir; arc=none smtp.client-ip=10.30.226.201 Authentication-Results: smtp.subspace.kernel.org; dkim=pass (1024-bit key) header.d=linux-foundation.org header.i=@linux-foundation.org header.b="QOWmCfir" Received: by smtp.kernel.org (Postfix) with ESMTPSA id 32F63C433F1; Thu, 22 Feb 2024 23:35:37 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=linux-foundation.org; s=korg; t=1708644937; bh=0wwvtqd7n64pzX3tEw1mfNhxQUDucKD28HfWtzBoLH8=; h=Date:To:From:Subject:From; b=QOWmCfirHJqxUkzBvk8IyFpUAiyS0r4Jhl16VBrnRdqjgLiaxJZO9rrDCxXhQWtlY 2SGsexV8QkN5Xy3VW7w4Jnv9TnWFMX7cfXr+CK8wgLXO4KhSnh5NLkOQVKea7Ylbol eDbbA89Qd7bTSaHeErBP4FGyiPc1I4b5pxSbtpLE= Date: Thu, 22 Feb 2024 15:35:36 -0800 To: mm-commits@vger.kernel.org,rdunlap@infradead.org,peterz@infradead.org,jpoimboe@kernel.org,gpiccoli@igalia.com,feng.tang@intel.com,corbet@lwn.net,akpm@linux-foundation.org,akpm@linux-foundation.org From: Andrew Morton Subject: [folded-merged] panic-add-option-to-dump-blocked-tasks-in-panic_print-fix.patch removed from -mm tree Message-Id: <20240222233537.32F63C433F1@smtp.kernel.org> Precedence: bulk X-Mailing-List: mm-commits@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: The quilt patch titled Subject: panic-add-option-to-dump-blocked-tasks-in-panic_print-fix has been removed from the -mm tree. Its filename was panic-add-option-to-dump-blocked-tasks-in-panic_print-fix.patch This patch was dropped because it was folded into panic-add-option-to-dump-blocked-tasks-in-panic_print.patch ------------------------------------------------------ From: Andrew Morton Subject: panic-add-option-to-dump-blocked-tasks-in-panic_print-fix Date: Sat Feb 3 04:31:14 AM PST 2024 clarify documentation a little Cc: Feng Tang Cc: Guilherme G. Piccoli Cc: Jonathan Corbet Cc: Josh Poimboeuf Cc: Peter Zijlstra (Intel) Cc: Randy Dunlap Signed-off-by: Andrew Morton --- Documentation/admin-guide/kernel-parameters.txt | 2 +- Documentation/admin-guide/sysctl/kernel.rst | 2 +- 2 files changed, 2 insertions(+), 2 deletions(-) --- a/Documentation/admin-guide/kernel-parameters.txt~panic-add-option-to-dump-blocked-tasks-in-panic_print-fix +++ a/Documentation/admin-guide/kernel-parameters.txt @@ -4182,7 +4182,7 @@ bit 4: print ftrace buffer bit 5: print all printk messages in buffer bit 6: print all CPUs backtrace (if available in the arch) - bit 7: print tasks in uninterruptible (blocked) state + bit 7: print only tasks in uninterruptible (blocked) state *Be aware* that this option may print a _lot_ of lines, so there are risks of losing older messages in the log. Use this option carefully, maybe worth to setup a --- a/Documentation/admin-guide/sysctl/kernel.rst~panic-add-option-to-dump-blocked-tasks-in-panic_print-fix +++ a/Documentation/admin-guide/sysctl/kernel.rst @@ -853,7 +853,7 @@ bit 3 print locks info if ``CONFIG_LOCK bit 4 print ftrace buffer bit 5 print all printk messages in buffer bit 6 print all CPUs backtrace (if available in the arch) -bit 7 print tasks in uninterruptible (blocked) state +bit 7 print only tasks in uninterruptible (blocked) state ===== ============================================ So for example to print tasks and memory info on panic, user can:: _ Patches currently in -mm which might be from akpm@linux-foundation.org are kexec-split-crashkernel-reservation-code-out-from-crash_corec-fix.patch arch-crash-move-arch_crash_save_vmcoreinfo-out-to-file-vmcore_infoc-fix.patch mm-swapfile-__swap_duplicate-drop-redundant-write_once-on-swap_map-for-err-cases-fix.patch hugetlb-parallelize-1g-hugetlb-initialization-fix.patch panic-add-option-to-dump-blocked-tasks-in-panic_print.patch