From: Askar Safin <safinaskar@gmail.com>
To: mpatocka@redhat.com
Cc: Dell.Client.Kernel@dell.com, agk@redhat.com, brauner@kernel.org,
dm-devel@lists.linux.dev, ebiggers@kernel.org, kix@kix.es,
linux-block@vger.kernel.org, linux-btrfs@vger.kernel.org,
linux-crypto@vger.kernel.org, linux-lvm@lists.linux.dev,
linux-mm@kvack.org, linux-pm@vger.kernel.org,
linux-raid@vger.kernel.org, lvm-devel@lists.linux.dev,
milan@mazyland.cz, msnitzer@redhat.com, mzxreary@0pointer.de,
nphamcs@gmail.com, pavel@ucw.cz, rafael@kernel.org,
ryncsn@gmail.com, safinaskar@gmail.com,
torvalds@linux-foundation.org
Subject: Re: [PATCH 1/2] pm-hibernate: flush disk cache when suspending
Date: Sat, 22 Nov 2025 23:33:42 +0300 [thread overview]
Message-ID: <20251122203347.3484839-1-safinaskar@gmail.com> (raw)
In-Reply-To: <c44942f2-cf4d-04c2-908f-d16e2e60aae2@redhat.com>
Mikulas Patocka <mpatocka@redhat.com>:
> [PATCH 1/2] pm-hibernate: flush disk cache when suspending
>
> There was reported failure that suspend doesn't work with dm-integrity.
> The reason for the failure is that the suspend code doesn't issue the
> FLUSH bio - the data still sits in the dm-integrity cache and they are
> lost when poweroff happens.
Your patchset is impossible to apply using "b4 shazam".
Here is what I get when I try to apply it using "b4 shazam":
d-user@comp:/tmp$ git clone --depth=1 git://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git
Cloning into 'linux'...
remote: Enumerating objects: 96577, done.
remote: Counting objects: 100% (96577/96577), done.
remote: Compressing objects: 100% (93936/93936), done.
remote: Total 96577 (delta 7530), reused 20945 (delta 1607), pack-reused 0 (from 0)
Receiving objects: 100% (96577/96577), 267.21 MiB | 1.85 MiB/s, done.
Resolving deltas: 100% (7530/7530), done.
Updating files: 100% (91166/91166), done.
d-user@comp:/tmp$ cd linux
d-user@comp:/tmp/linux$ b4 shazam 'c44942f2-cf4d-04c2-908f-d16e2e60aae2@redhat.com'
Grabbing thread from lore.kernel.org/all/c44942f2-cf4d-04c2-908f-d16e2e60aae2@redhat.com/t.mbox.gz
Checking for newer revisions
Grabbing search results from lore.kernel.org
Analyzing 15 messages in the thread
WARNING: duplicate messages found at index 1
Subject 1: pm-hibernate: flush block device cache when hibernating
Subject 2: pm-hibernate: flush disk cache when suspending
2 is not a reply... assume additional patch
WARNING: duplicate messages found at index 2
Subject 1: swsusp: make it possible to hibernate to device mapper devices
Subject 2: pm-hibernate: flush disk cache when suspending
2 is not a reply... assume additional patch
Checking attestation on all messages, may take a moment...
---
✓ [PATCH] pm-hibernate: flush block device cache when hibernating
✓ Signed: DKIM/redhat.com
✓ [PATCH RFC 2/2] swsusp: make it possible to hibernate to device mapper devices
✓ Signed: DKIM/redhat.com
✓ [PATCH 1/2] pm-hibernate: flush disk cache when suspending
✓ Signed: DKIM/redhat.com
ERROR: missing [4/3]!
---
Total patches: 3
---
WARNING: Thread incomplete!
Applying: pm-hibernate: flush block device cache when hibernating
Applying: swsusp: make it possible to hibernate to device mapper devices
Patch failed at 0002 swsusp: make it possible to hibernate to device mapper devices
error: patch failed: kernel/power/swap.c:1591
error: kernel/power/swap.c: patch does not apply
hint: Use 'git am --show-current-patch=diff' to see the failed patch
hint: When you have resolved this problem, run "git am --continue".
hint: If you prefer to skip this patch, run "git am --skip" instead.
hint: To restore the original branch and stop patching, run "git am --abort".
hint: Disable this message with "git config advice.mergeConflict false"
It seems you should send patches not as a reply.
But I will apply your patches anyway, no need to resubmit.
--
Askar Safin
next prev parent reply other threads:[~2025-11-22 20:34 UTC|newest]
Thread overview: 18+ messages / expand[flat|nested] mbox.gz Atom feed top
2025-10-23 11:29 dm bug: hibernate to swap located on dm-integrity doesn't work (how to get data redundancy for swap?) Askar Safin
2025-10-23 20:42 ` Milan Broz
2025-10-24 16:31 ` Askar Safin
2025-10-24 17:50 ` Milan Broz
2025-10-25 5:26 ` Askar Safin
2025-10-27 8:08 ` Askar Safin
[not found] ` <4cd2d217-f97d-4923-b852-4f8746456704@mazyland.cz>
2025-10-24 10:23 ` [PATCH] pm-hibernate: flush block device cache when hibernating Mikulas Patocka
2025-10-27 8:42 ` Askar Safin
2025-10-31 19:29 ` Mikulas Patocka
2025-10-31 19:33 ` [PATCH 1/2] pm-hibernate: flush disk cache when suspending Mikulas Patocka
2025-11-03 15:53 ` Askar Safin
2025-11-22 13:51 ` Milan Broz
2025-11-22 20:33 ` Askar Safin [this message]
2025-11-22 22:47 ` Askar Safin
2025-10-31 19:35 ` [RFC PATCH 2/2] swsusp: make it possible to hibernate to device mapper devices Mikulas Patocka
2025-10-29 13:31 ` [PATCH] pm-hibernate: flush block device cache when hibernating Rafael J. Wysocki
2025-10-29 14:38 ` Christoph Hellwig
2025-10-29 16:31 ` Mikulas Patocka
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