From: Goffredo Baroncelli <kreijack@libero.it>
To: linux-btrfs@vger.kernel.org
Cc: Michael <mclaud@roznica.com.ua>, Hugo Mills <hugo@carfax.org.uk>,
Martin Svec <martin.svec@zoner.cz>,
Wang Yugui <wangyugui@e16-tech.com>,
Paul Jones <paul@pauljones.id.au>,
Adam Borowski <kilobyte@angband.pl>,
Zygo Blaxell <ce3g8jdj@umail.furryterror.org>,
Goffredo Baroncelli <kreijack@inwind.it>
Subject: [PATCH 2/4] Add flags for dedicated metadata disks
Date: Thu, 28 May 2020 20:34:49 +0200 [thread overview]
Message-ID: <20200528183451.16654-3-kreijack@libero.it> (raw)
In-Reply-To: <20200528183451.16654-1-kreijack@libero.it>
From: Goffredo Baroncelli <kreijack@inwind.it>
Signed-off-by: Goffredo Baroncelli <kreijack@inwind.it>
---
include/uapi/linux/btrfs_tree.h | 3 +++
1 file changed, 3 insertions(+)
diff --git a/include/uapi/linux/btrfs_tree.h b/include/uapi/linux/btrfs_tree.h
index 8e322e2c7e78..a45d09591db8 100644
--- a/include/uapi/linux/btrfs_tree.h
+++ b/include/uapi/linux/btrfs_tree.h
@@ -355,6 +355,9 @@ struct btrfs_key {
__u64 offset;
} __attribute__ ((__packed__));
+/* dev_item.type */
+#define BTRFS_DEV_PREFERRED_METADATA (1ULL << 0)
+
struct btrfs_dev_item {
/* the internal btrfs device id */
__le64 devid;
--
2.27.0.rc2
next prev parent reply other threads:[~2020-05-28 18:35 UTC|newest]
Thread overview: 18+ messages / expand[flat|nested] mbox.gz Atom feed top
2020-05-28 18:34 [RFC][PATCH V4] btrfs: preferred_metadata: preferred device for metadata Goffredo Baroncelli
2020-05-28 18:34 ` [PATCH 1/4] Add an ioctl to set/retrive the device properties Goffredo Baroncelli
2020-05-28 22:03 ` Hans van Kranenburg
2020-05-28 18:34 ` Goffredo Baroncelli [this message]
2020-05-28 18:34 ` [PATCH 3/4] Export dev_item.type in sysfs /sys/fs/btrfs/<uuid>/devinfo/<devid>/type Goffredo Baroncelli
2020-05-28 18:34 ` [PATCH 4/4] btrfs: add preferred_metadata mode Goffredo Baroncelli
2020-05-28 22:02 ` Hans van Kranenburg
2020-05-29 16:26 ` Goffredo Baroncelli
2020-05-28 21:59 ` [RFC][PATCH V4] btrfs: preferred_metadata: preferred device for metadata Hans van Kranenburg
2020-05-29 16:37 ` Goffredo Baroncelli
2020-05-30 11:44 ` Zygo Blaxell
2020-05-30 11:51 ` Goffredo Baroncelli
2021-01-08 1:05 ` Zygo Blaxell
2021-01-08 17:30 ` Goffredo Baroncelli
2021-01-08 17:43 ` BTRFS and *CACHE setup [was Re: [RFC][PATCH V4] btrfs: preferred_metadata: preferred device for metadata] Goffredo Baroncelli
2021-01-09 21:23 ` [RFC][PATCH V4] btrfs: preferred_metadata: preferred device for metadata Zygo Blaxell
2021-01-10 19:55 ` Goffredo Baroncelli
2021-01-16 0:25 ` Zygo Blaxell
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