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From: Christoph Hellwig <hch@lst.de>
To: Jens Axboe <axboe@kernel.dk>
Cc: Greg Kroah-Hartman <gregkh@linuxfoundation.org>,
	"Rafael J. Wysocki" <rafael@kernel.org>,
	Mike Snitzer <snitzer@kernel.org>,
	Joern Engel <joern@lazybastard.org>,
	Miquel Raynal <miquel.raynal@bootlin.com>,
	Richard Weinberger <richard@nod.at>,
	Vignesh Raghavendra <vigneshr@ti.com>,
	Pavel Machek <pavel@ucw.cz>,
	dm-devel@redhat.com, linux-kernel@vger.kernel.org,
	linux-block@vger.kernel.org, linux-mtd@lists.infradead.org,
	linux-pm@vger.kernel.org
Subject: [PATCH 18/24] dm: open code dm_get_dev_t in dm_init_init
Date: Tue, 23 May 2023 09:45:29 +0200	[thread overview]
Message-ID: <20230523074535.249802-19-hch@lst.de> (raw)
In-Reply-To: <20230523074535.249802-1-hch@lst.de>

dm_init_init is called from early boot code, and thus lookup_bdev
will never succeed.  Just open code that call to early_lookup_bdev
instead.

Signed-off-by: Christoph Hellwig <hch@lst.de>
---
 drivers/md/dm-init.c | 4 +++-
 1 file changed, 3 insertions(+), 1 deletion(-)

diff --git a/drivers/md/dm-init.c b/drivers/md/dm-init.c
index d369457dbed0ed..2a71bcdba92d14 100644
--- a/drivers/md/dm-init.c
+++ b/drivers/md/dm-init.c
@@ -293,8 +293,10 @@ static int __init dm_init_init(void)
 
 	for (i = 0; i < ARRAY_SIZE(waitfor); i++) {
 		if (waitfor[i]) {
+			dev_t dev;
+
 			DMINFO("waiting for device %s ...", waitfor[i]);
-			while (!dm_get_dev_t(waitfor[i]))
+			while (early_lookup_bdev(waitfor[i], &dev))
 				fsleep(5000);
 		}
 	}
-- 
2.39.2


WARNING: multiple messages have this Message-ID (diff)
From: Christoph Hellwig <hch@lst.de>
To: Jens Axboe <axboe@kernel.dk>
Cc: Greg Kroah-Hartman <gregkh@linuxfoundation.org>,
	"Rafael J. Wysocki" <rafael@kernel.org>,
	Mike Snitzer <snitzer@kernel.org>,
	Joern Engel <joern@lazybastard.org>,
	Miquel Raynal <miquel.raynal@bootlin.com>,
	Richard Weinberger <richard@nod.at>,
	Vignesh Raghavendra <vigneshr@ti.com>,
	Pavel Machek <pavel@ucw.cz>,
	dm-devel@redhat.com, linux-kernel@vger.kernel.org,
	linux-block@vger.kernel.org, linux-mtd@lists.infradead.org,
	linux-pm@vger.kernel.org
Subject: [PATCH 18/24] dm: open code dm_get_dev_t in dm_init_init
Date: Tue, 23 May 2023 09:45:29 +0200	[thread overview]
Message-ID: <20230523074535.249802-19-hch@lst.de> (raw)
In-Reply-To: <20230523074535.249802-1-hch@lst.de>

dm_init_init is called from early boot code, and thus lookup_bdev
will never succeed.  Just open code that call to early_lookup_bdev
instead.

Signed-off-by: Christoph Hellwig <hch@lst.de>
---
 drivers/md/dm-init.c | 4 +++-
 1 file changed, 3 insertions(+), 1 deletion(-)

diff --git a/drivers/md/dm-init.c b/drivers/md/dm-init.c
index d369457dbed0ed..2a71bcdba92d14 100644
--- a/drivers/md/dm-init.c
+++ b/drivers/md/dm-init.c
@@ -293,8 +293,10 @@ static int __init dm_init_init(void)
 
 	for (i = 0; i < ARRAY_SIZE(waitfor); i++) {
 		if (waitfor[i]) {
+			dev_t dev;
+
 			DMINFO("waiting for device %s ...", waitfor[i]);
-			while (!dm_get_dev_t(waitfor[i]))
+			while (early_lookup_bdev(waitfor[i], &dev))
 				fsleep(5000);
 		}
 	}
-- 
2.39.2


______________________________________________________
Linux MTD discussion mailing list
http://lists.infradead.org/mailman/listinfo/linux-mtd/

WARNING: multiple messages have this Message-ID (diff)
From: Christoph Hellwig <hch@lst.de>
To: Jens Axboe <axboe@kernel.dk>
Cc: Vignesh Raghavendra <vigneshr@ti.com>,
	"Rafael J. Wysocki" <rafael@kernel.org>,
	Greg Kroah-Hartman <gregkh@linuxfoundation.org>,
	linux-pm@vger.kernel.org, Joern Engel <joern@lazybastard.org>,
	linux-kernel@vger.kernel.org, linux-block@vger.kernel.org,
	Richard Weinberger <richard@nod.at>,
	dm-devel@redhat.com, Mike Snitzer <snitzer@kernel.org>,
	Pavel Machek <pavel@ucw.cz>,
	Miquel Raynal <miquel.raynal@bootlin.com>,
	linux-mtd@lists.infradead.org
Subject: [dm-devel] [PATCH 18/24] dm: open code dm_get_dev_t in dm_init_init
Date: Tue, 23 May 2023 09:45:29 +0200	[thread overview]
Message-ID: <20230523074535.249802-19-hch@lst.de> (raw)
In-Reply-To: <20230523074535.249802-1-hch@lst.de>

dm_init_init is called from early boot code, and thus lookup_bdev
will never succeed.  Just open code that call to early_lookup_bdev
instead.

Signed-off-by: Christoph Hellwig <hch@lst.de>
---
 drivers/md/dm-init.c | 4 +++-
 1 file changed, 3 insertions(+), 1 deletion(-)

diff --git a/drivers/md/dm-init.c b/drivers/md/dm-init.c
index d369457dbed0ed..2a71bcdba92d14 100644
--- a/drivers/md/dm-init.c
+++ b/drivers/md/dm-init.c
@@ -293,8 +293,10 @@ static int __init dm_init_init(void)
 
 	for (i = 0; i < ARRAY_SIZE(waitfor); i++) {
 		if (waitfor[i]) {
+			dev_t dev;
+
 			DMINFO("waiting for device %s ...", waitfor[i]);
-			while (!dm_get_dev_t(waitfor[i]))
+			while (early_lookup_bdev(waitfor[i], &dev))
 				fsleep(5000);
 		}
 	}
-- 
2.39.2

--
dm-devel mailing list
dm-devel@redhat.com
https://listman.redhat.com/mailman/listinfo/dm-devel


  parent reply	other threads:[~2023-05-23  7:47 UTC|newest]

Thread overview: 143+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2023-05-23  7:45 fix the name_to_dev_t mess Christoph Hellwig
2023-05-23  7:45 ` [dm-devel] " Christoph Hellwig
2023-05-23  7:45 ` Christoph Hellwig
2023-05-23  7:45 ` [PATCH 01/24] driver core: return bool from driver_probe_done Christoph Hellwig
2023-05-23  7:45   ` [dm-devel] " Christoph Hellwig
2023-05-23  7:45   ` Christoph Hellwig
2023-05-23 16:34   ` Greg Kroah-Hartman
2023-05-23 16:34     ` [dm-devel] " Greg Kroah-Hartman
2023-05-23 16:34     ` Greg Kroah-Hartman
2023-05-23  7:45 ` [PATCH 02/24] PM: hibernate: factor out a helper to find the resume device Christoph Hellwig
2023-05-23  7:45   ` [dm-devel] " Christoph Hellwig
2023-05-23  7:45   ` Christoph Hellwig
2023-05-23 18:25   ` Rafael J. Wysocki
2023-05-23 18:25     ` [dm-devel] " Rafael J. Wysocki
2023-05-23 18:25     ` Rafael J. Wysocki
2023-05-23  7:45 ` [PATCH 03/24] PM: hibernate: remove the global snapshot_test variable Christoph Hellwig
2023-05-23  7:45   ` [dm-devel] " Christoph Hellwig
2023-05-23  7:45   ` Christoph Hellwig
2023-05-23 18:30   ` Rafael J. Wysocki
2023-05-23 18:30     ` [dm-devel] " Rafael J. Wysocki
2023-05-23 18:30     ` Rafael J. Wysocki
2023-05-23  7:45 ` [PATCH 04/24] PM: hibernate: move finding the resume device out of software_resume Christoph Hellwig
2023-05-23  7:45   ` [dm-devel] " Christoph Hellwig
2023-05-23  7:45   ` Christoph Hellwig
2023-05-23 18:33   ` Rafael J. Wysocki
2023-05-23 18:33     ` [dm-devel] " Rafael J. Wysocki
2023-05-23 18:33     ` Rafael J. Wysocki
2023-05-23  7:45 ` [PATCH 05/24] init: remove pointless Root_* values Christoph Hellwig
2023-05-23  7:45   ` [dm-devel] " Christoph Hellwig
2023-05-23  7:45   ` Christoph Hellwig
2023-05-23  7:45 ` [PATCH 06/24] init: rename mount_block_root to mount_root_generic Christoph Hellwig
2023-05-23  7:45   ` [dm-devel] " Christoph Hellwig
2023-05-23  7:45   ` Christoph Hellwig
2023-05-23  7:45 ` [PATCH 07/24] init: refactor mount_root Christoph Hellwig
2023-05-23  7:45   ` [dm-devel] " Christoph Hellwig
2023-05-23  7:45   ` Christoph Hellwig
2023-05-23  7:45 ` [PATCH 08/24] init: pass root_device_name explicitly Christoph Hellwig
2023-05-23  7:45   ` [dm-devel] " Christoph Hellwig
2023-05-23  7:45   ` Christoph Hellwig
2023-05-23  7:45 ` [PATCH 09/24] init: don't remove the /dev/ prefix from error messages Christoph Hellwig
2023-05-23  7:45   ` [dm-devel] " Christoph Hellwig
2023-05-23  7:45   ` Christoph Hellwig
2023-05-23  7:45 ` [PATCH 10/24] init: handle ubi/mtd root mounting like all other root types Christoph Hellwig
2023-05-23  7:45   ` [dm-devel] " Christoph Hellwig
2023-05-23  7:45   ` Christoph Hellwig
2023-05-23  7:45 ` [PATCH 11/24] init: factor the root_wait logic in prepare_namespace into a helper Christoph Hellwig
2023-05-23  7:45   ` [dm-devel] " Christoph Hellwig
2023-05-23  7:45   ` Christoph Hellwig
2023-05-23  7:45 ` [PATCH 12/24] init: move the nfs/cifs/ram special cases out of name_to_dev_t Christoph Hellwig
2023-05-23  7:45   ` [dm-devel] " Christoph Hellwig
2023-05-23  7:45   ` Christoph Hellwig
2023-05-23  7:45 ` [PATCH 13/24] init: improve the name_to_dev_t interface Christoph Hellwig
2023-05-23  7:45   ` [dm-devel] " Christoph Hellwig
2023-05-23  7:45   ` Christoph Hellwig
2023-05-23  7:45 ` [PATCH 14/24] init: clear root_wait on all invalid root= strings Christoph Hellwig
2023-05-23  7:45   ` [dm-devel] " Christoph Hellwig
2023-05-23  7:45   ` Christoph Hellwig
2023-06-21 21:07   ` Guenter Roeck
2023-06-21 21:07     ` [dm-devel] " Guenter Roeck
2023-06-21 21:07     ` Guenter Roeck
2023-06-22  3:51     ` Christoph Hellwig
2023-06-22  3:51       ` [dm-devel] " Christoph Hellwig
2023-06-22  3:51       ` Christoph Hellwig
2023-06-22  4:28       ` Guenter Roeck
2023-06-22  4:28         ` [dm-devel] " Guenter Roeck
2023-06-22  4:28         ` Guenter Roeck
2023-06-22  6:00         ` Christoph Hellwig
2023-06-22  6:00           ` [dm-devel] " Christoph Hellwig
2023-06-22  6:00           ` Christoph Hellwig
2023-06-22 13:54           ` Guenter Roeck
2023-06-22 13:54             ` [dm-devel] " Guenter Roeck
2023-06-22 13:54             ` Guenter Roeck
2023-06-22 14:40             ` Christoph Hellwig
2023-06-22 14:40               ` [dm-devel] " Christoph Hellwig
2023-06-22 14:40               ` Christoph Hellwig
2023-06-22 14:57               ` Guenter Roeck
2023-06-22 14:57                 ` [dm-devel] " Guenter Roeck
2023-06-22 14:57                 ` Guenter Roeck
2023-05-23  7:45 ` [PATCH 15/24] block: move the code to do early boot lookup of block devices to block/ Christoph Hellwig
2023-05-23  7:45   ` [dm-devel] " Christoph Hellwig
2023-05-23  7:45   ` Christoph Hellwig
2023-05-24  4:58   ` Randy Dunlap
2023-05-24  4:58     ` [dm-devel] " Randy Dunlap
2023-05-24  4:58     ` Randy Dunlap
2023-05-24  4:59     ` Randy Dunlap
2023-05-24  4:59       ` [dm-devel] " Randy Dunlap
2023-05-24  4:59       ` Randy Dunlap
2023-05-24  6:08       ` Christoph Hellwig
2023-05-24  6:08         ` [dm-devel] " Christoph Hellwig
2023-05-24  6:08         ` Christoph Hellwig
2023-05-23  7:45 ` [PATCH 16/24] block: move more code to early-lookup.c Christoph Hellwig
2023-05-23  7:45   ` [dm-devel] " Christoph Hellwig
2023-05-23  7:45   ` Christoph Hellwig
2023-05-23  7:45 ` [PATCH 17/24] dm-snap: simplify the origin_dev == cow_dev check in snapshot_ctr Christoph Hellwig
2023-05-23  7:45   ` [dm-devel] " Christoph Hellwig
2023-05-23  7:45   ` Christoph Hellwig
2023-05-23 16:56   ` Mike Snitzer
2023-05-23 16:56     ` [dm-devel] " Mike Snitzer
2023-05-23 16:56     ` Mike Snitzer
2023-05-23  7:45 ` Christoph Hellwig [this message]
2023-05-23  7:45   ` [dm-devel] [PATCH 18/24] dm: open code dm_get_dev_t in dm_init_init Christoph Hellwig
2023-05-23  7:45   ` Christoph Hellwig
2023-05-23 16:57   ` Mike Snitzer
2023-05-23 16:57     ` Mike Snitzer
2023-05-23 16:57     ` [dm-devel] " Mike Snitzer
2023-05-23  7:45 ` [PATCH 19/24] dm: remove dm_get_dev_t Christoph Hellwig
2023-05-23  7:45   ` [dm-devel] " Christoph Hellwig
2023-05-23  7:45   ` Christoph Hellwig
2023-05-23 16:49   ` Mike Snitzer
2023-05-23 16:49     ` [dm-devel] " Mike Snitzer
2023-05-23 16:49     ` Mike Snitzer
2023-05-24  6:06     ` Christoph Hellwig
2023-05-24  6:06       ` [dm-devel] " Christoph Hellwig
2023-05-24  6:06       ` Christoph Hellwig
2023-05-23  7:45 ` [PATCH 20/24] dm: only call early_lookup_bdev from early boot context Christoph Hellwig
2023-05-23  7:45   ` [dm-devel] " Christoph Hellwig
2023-05-23  7:45   ` Christoph Hellwig
2023-05-23 16:59   ` Mike Snitzer
2023-05-23 16:59     ` [dm-devel] " Mike Snitzer
2023-05-23 16:59     ` Mike Snitzer
2023-05-23  7:45 ` [PATCH 21/24] PM: hibernate: don't use early_lookup_bdev in resume_store Christoph Hellwig
2023-05-23  7:45   ` [dm-devel] " Christoph Hellwig
2023-05-23  7:45   ` Christoph Hellwig
2023-05-23 18:36   ` Rafael J. Wysocki
2023-05-23 18:36     ` [dm-devel] " Rafael J. Wysocki
2023-05-23 18:36     ` Rafael J. Wysocki
2023-05-23  7:45 ` [PATCH 22/24] mtd: block2mtd: factor the early block device open logic into a helper Christoph Hellwig
2023-05-23  7:45   ` [dm-devel] " Christoph Hellwig
2023-05-23  7:45   ` Christoph Hellwig
2023-05-23  9:32   ` Miquel Raynal
2023-05-23  9:32     ` [dm-devel] " Miquel Raynal
2023-05-23  9:32     ` Miquel Raynal
2023-05-23  7:45 ` [PATCH 23/24] mtd: block2mtd: don't call early_lookup_bdev after the system is running Christoph Hellwig
2023-05-23  7:45   ` [dm-devel] " Christoph Hellwig
2023-05-23  7:45   ` Christoph Hellwig
2023-05-23  9:34   ` Miquel Raynal
2023-05-23  9:34     ` [dm-devel] " Miquel Raynal
2023-05-23  9:34     ` Miquel Raynal
2023-05-23  7:45 ` [PATCH 24/24] block: mark early_lookup_bdev as __init Christoph Hellwig
2023-05-23  7:45   ` [dm-devel] " Christoph Hellwig
2023-05-23  7:45   ` Christoph Hellwig
2023-05-31 12:55 fix the name_to_dev_t mess v2 Christoph Hellwig
2023-05-31 12:55 ` [PATCH 18/24] dm: open code dm_get_dev_t in dm_init_init Christoph Hellwig
2023-05-31 12:55   ` Christoph Hellwig

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