From: Goffredo Baroncelli <kreijack@libero.it>
To: linux-btrfs@vger.kernel.org
Cc: Goffredo Baroncelli <kreijack@inwind.it>
Subject: [PATCH 3/4] btrfs: export dev_item.type in /sys/fs/btrfs/<uuid>/devinfo/<devid>/type
Date: Mon, 22 Feb 2021 22:19:08 +0100 [thread overview]
Message-ID: <58bc129a69ff0e2d1f9f047e79bfb5b404b5b1cd.1614028083.git.kreijack@inwind.it> (raw)
In-Reply-To: <cover.1614028083.git.kreijack@inwind.it>
From: Goffredo Baroncelli <kreijack@inwind.it>
Signed-off-by: Goffredo Baroncelli <kreijack@inwind.it>
---
fs/btrfs/sysfs.c | 11 +++++++++++
1 file changed, 11 insertions(+)
diff --git a/fs/btrfs/sysfs.c b/fs/btrfs/sysfs.c
index 6eb1c50fa98c..9b2a18911de6 100644
--- a/fs/btrfs/sysfs.c
+++ b/fs/btrfs/sysfs.c
@@ -1418,11 +1418,22 @@ static ssize_t btrfs_devinfo_writeable_show(struct kobject *kobj,
}
BTRFS_ATTR(devid, writeable, btrfs_devinfo_writeable_show);
+static ssize_t btrfs_devinfo_type_show(struct kobject *kobj,
+ struct kobj_attribute *a, char *buf)
+{
+ struct btrfs_device *device = container_of(kobj, struct btrfs_device,
+ devid_kobj);
+
+ return scnprintf(buf, PAGE_SIZE, "0x%08llx\n", device->type);
+}
+BTRFS_ATTR(devid, type, btrfs_devinfo_type_show);
+
static struct attribute *devid_attrs[] = {
BTRFS_ATTR_PTR(devid, in_fs_metadata),
BTRFS_ATTR_PTR(devid, missing),
BTRFS_ATTR_PTR(devid, replace_target),
BTRFS_ATTR_PTR(devid, writeable),
+ BTRFS_ATTR_PTR(devid, type),
NULL
};
ATTRIBUTE_GROUPS(devid);
--
2.30.0
next prev parent reply other threads:[~2021-02-22 21:20 UTC|newest]
Thread overview: 13+ messages / expand[flat|nested] mbox.gz Atom feed top
[not found] <cover.1614028083.git.kreijack@inwind.it>
2021-02-22 21:19 ` [PATCH 1/4] btrfs: add ioctl BTRFS_IOC_DEV_PROPERTIES Goffredo Baroncelli
2021-02-23 4:28 ` kernel test robot
2021-02-23 4:28 ` kernel test robot
2021-02-23 18:03 ` Goffredo Baroncelli
2021-02-23 13:53 ` David Sterba
2021-02-23 17:59 ` Goffredo Baroncelli
2021-02-23 18:01 ` Goffredo Baroncelli
2021-02-24 2:27 ` Anand Jain
2021-02-27 15:52 ` Zygo Blaxell
2021-02-27 15:58 ` Zygo Blaxell
2021-02-22 21:19 ` [PATCH 2/4] btrfs: add flags to give an hint to the chunk allocator Goffredo Baroncelli
2021-02-22 21:19 ` Goffredo Baroncelli [this message]
2021-02-22 21:19 ` [PATCH 4/4] btrfs: add allocator_hint mode Goffredo Baroncelli
Reply instructions:
You may reply publicly to this message via plain-text email
using any one of the following methods:
* Save the following mbox file, import it into your mail client,
and reply-to-all from there: mbox
Avoid top-posting and favor interleaved quoting:
https://en.wikipedia.org/wiki/Posting_style#Interleaved_style
* Reply using the --to, --cc, and --in-reply-to
switches of git-send-email(1):
git send-email \
--in-reply-to=58bc129a69ff0e2d1f9f047e79bfb5b404b5b1cd.1614028083.git.kreijack@inwind.it \
--to=kreijack@libero.it \
--cc=kreijack@inwind.it \
--cc=linux-btrfs@vger.kernel.org \
/path/to/YOUR_REPLY
https://kernel.org/pub/software/scm/git/docs/git-send-email.html
* If your mail client supports setting the In-Reply-To header
via mailto: links, try the mailto: link
Be sure your reply has a Subject: header at the top and a blank line
before the message body.
This is an external index of several public inboxes,
see mirroring instructions on how to clone and mirror
all data and code used by this external index.