33 lines
1.0 KiB
Diff
33 lines
1.0 KiB
Diff
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Subject: modify default read/write flag in bdrv_init.
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Signed-off by Chunyan Liu <cyliu@novell.com>
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Index: xen-4.0.1-testing/tools/ioemu-qemu-xen/vl.c
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===================================================================
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--- xen-4.0.1-testing.orig/tools/ioemu-qemu-xen/vl.c
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+++ xen-4.0.1-testing/tools/ioemu-qemu-xen/vl.c
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@@ -2612,6 +2612,8 @@ int drive_init(struct drive_opt *arg, in
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strncpy(drives_table[nb_drives].serial, serial, sizeof(serial));
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nb_drives++;
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+ bdrv_flags = BDRV_O_RDWR;
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+
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switch(type) {
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case IF_IDE:
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case IF_SCSI:
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@@ -2624,6 +2626,7 @@ int drive_init(struct drive_opt *arg, in
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break;
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case MEDIA_CDROM:
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bdrv_set_type_hint(bdrv, BDRV_TYPE_CDROM);
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+ bdrv_flags &= ~BDRV_O_RDWR;
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break;
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}
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break;
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@@ -2644,7 +2647,6 @@ int drive_init(struct drive_opt *arg, in
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}
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if (!file[0])
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return -2;
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- bdrv_flags = 0;
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if (snapshot) {
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bdrv_flags |= BDRV_O_SNAPSHOT;
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cache = 2; /* always use write-back with snapshot */
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