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40 lines
1.2 KiB
40 lines
1.2 KiB
From 1b9928a04716a54933dcaff9ec7e68323f58090b Mon Sep 17 00:00:00 2001
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From: Marek Marczykowski <marmarek@invisiblethingslab.com>
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Date: Mon, 11 Jun 2012 22:49:31 +0200
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Subject: [PATCH] pvops: respect 'removable' xenstore flag for block devices
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Especially this is needed by pmount to allow mount qvm-block attached devices
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by normal user.
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---
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drivers/block/xen-blkfront.c | 7 +++++++
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1 file changed, 7 insertions(+)
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diff --git a/drivers/block/xen-blkfront.c b/drivers/block/xen-blkfront.c
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index a74d03913822..e76b999fceca 100644
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--- a/drivers/block/xen-blkfront.c
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+++ b/drivers/block/xen-blkfront.c
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@@ -2339,6 +2339,7 @@ static void blkfront_connect(struct blkfront_info *info)
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unsigned int binfo;
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char *envp[] = { "RESIZE=1", NULL };
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int err, i;
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+ int removable;
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switch (info->connected) {
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case BLKIF_STATE_CONNECTED:
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@@ -2406,6 +2407,12 @@ static void blkfront_connect(struct blkfront_info *info)
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}
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}
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+ err = xenbus_gather(XBT_NIL, info->xbdev->otherend,
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+ "removable", "%d", &removable,
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+ NULL);
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+ if (!err && removable)
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+ binfo |= VDISK_REMOVABLE;
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+
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err = xlvbd_alloc_gendisk(sectors, info, binfo, sector_size,
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physical_sector_size);
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if (err) {
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--
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2.21.0
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