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From: Kevin Wolf <kwolf@redhat.com>
To: qemu-block@nongnu.org
Cc: kwolf@redhat.com, qemu-devel@nongnu.org
Subject: [Qemu-devel] [PULL 21/46] hw/block: Introduce share-rw qdev property
Date: Tue, 28 Feb 2017 21:36:20 +0100	[thread overview]
Message-ID: <1488314205-16264-22-git-send-email-kwolf@redhat.com> (raw)
In-Reply-To: <1488314205-16264-1-git-send-email-kwolf@redhat.com>

By default, don't allow another writer for block devices that are
attached to a guest device. For the cases where this setup is intended
(e.g. using a cluster filesystem on the disk), the new option can be
used to allow it.

This change affects only devices using DEFINE_BLOCK_PROPERTIES().
Devices directly using DEFINE_PROP_DRIVE() still accept writers
unconditionally.

Signed-off-by: Kevin Wolf <kwolf@redhat.com>
Reviewed-by: Max Reitz <mreitz@redhat.com>
Acked-by: Fam Zheng <famz@redhat.com>
---
 hw/block/block.c           |  6 ++++--
 include/hw/block/block.h   |  5 ++++-
 tests/qemu-iotests/172.out | 53 ++++++++++++++++++++++++++++++++++++++++++++++
 3 files changed, 61 insertions(+), 3 deletions(-)

diff --git a/hw/block/block.c b/hw/block/block.c
index 7059ba1..27878d0 100644
--- a/hw/block/block.c
+++ b/hw/block/block.c
@@ -65,12 +65,14 @@ void blkconf_apply_backend_options(BlockConf *conf, bool readonly,
         perm |= BLK_PERM_WRITE;
     }
 
-    /* TODO Remove BLK_PERM_WRITE unless explicitly configured so */
     shared_perm = BLK_PERM_CONSISTENT_READ | BLK_PERM_WRITE_UNCHANGED |
-                  BLK_PERM_GRAPH_MOD | BLK_PERM_WRITE;
+                  BLK_PERM_GRAPH_MOD;
     if (resizable) {
         shared_perm |= BLK_PERM_RESIZE;
     }
+    if (conf->share_rw) {
+        shared_perm |= BLK_PERM_WRITE;
+    }
 
     ret = blk_set_perm(blk, perm, shared_perm, errp);
     if (ret < 0) {
diff --git a/include/hw/block/block.h b/include/hw/block/block.h
index 5d462eb..f3f6e8e 100644
--- a/include/hw/block/block.h
+++ b/include/hw/block/block.h
@@ -26,6 +26,7 @@ typedef struct BlockConf {
     /* geometry, not all devices use this */
     uint32_t cyls, heads, secs;
     OnOffAuto wce;
+    bool share_rw;
     BlockdevOnError rerror;
     BlockdevOnError werror;
 } BlockConf;
@@ -53,7 +54,9 @@ static inline unsigned int get_physical_block_exp(BlockConf *conf)
     DEFINE_PROP_UINT32("opt_io_size", _state, _conf.opt_io_size, 0),    \
     DEFINE_PROP_UINT32("discard_granularity", _state, \
                        _conf.discard_granularity, -1), \
-    DEFINE_PROP_ON_OFF_AUTO("write-cache", _state, _conf.wce, ON_OFF_AUTO_AUTO)
+    DEFINE_PROP_ON_OFF_AUTO("write-cache", _state, _conf.wce, \
+                            ON_OFF_AUTO_AUTO), \
+    DEFINE_PROP_BOOL("share-rw", _state, _conf.share_rw, false)
 
 #define DEFINE_BLOCK_CHS_PROPERTIES(_state, _conf)      \
     DEFINE_PROP_UINT32("cyls", _state, _conf.cyls, 0),  \
diff --git a/tests/qemu-iotests/172.out b/tests/qemu-iotests/172.out
index 6b7edaf..54b5329 100644
--- a/tests/qemu-iotests/172.out
+++ b/tests/qemu-iotests/172.out
@@ -28,6 +28,7 @@ Testing:
                 opt_io_size = 0 (0x0)
                 discard_granularity = 4294967295 (0xffffffff)
                 write-cache = "auto"
+                share-rw = false
                 drive-type = "288"
 
 
@@ -57,6 +58,7 @@ Testing: -fda TEST_DIR/t.qcow2
                 opt_io_size = 0 (0x0)
                 discard_granularity = 4294967295 (0xffffffff)
                 write-cache = "auto"
+                share-rw = false
                 drive-type = "144"
 
 Testing: -fdb TEST_DIR/t.qcow2
@@ -83,6 +85,7 @@ Testing: -fdb TEST_DIR/t.qcow2
                 opt_io_size = 0 (0x0)
                 discard_granularity = 4294967295 (0xffffffff)
                 write-cache = "auto"
+                share-rw = false
                 drive-type = "144"
               dev: floppy, id ""
                 unit = 0 (0x0)
@@ -93,6 +96,7 @@ Testing: -fdb TEST_DIR/t.qcow2
                 opt_io_size = 0 (0x0)
                 discard_granularity = 4294967295 (0xffffffff)
                 write-cache = "auto"
+                share-rw = false
                 drive-type = "288"
 
 Testing: -fda TEST_DIR/t.qcow2 -fdb TEST_DIR/t.qcow2
@@ -119,6 +123,7 @@ Testing: -fda TEST_DIR/t.qcow2 -fdb TEST_DIR/t.qcow2
                 opt_io_size = 0 (0x0)
                 discard_granularity = 4294967295 (0xffffffff)
                 write-cache = "auto"
+                share-rw = false
                 drive-type = "144"
               dev: floppy, id ""
                 unit = 0 (0x0)
@@ -129,6 +134,7 @@ Testing: -fda TEST_DIR/t.qcow2 -fdb TEST_DIR/t.qcow2
                 opt_io_size = 0 (0x0)
                 discard_granularity = 4294967295 (0xffffffff)
                 write-cache = "auto"
+                share-rw = false
                 drive-type = "144"
 
 
@@ -158,6 +164,7 @@ Testing: -drive if=floppy,file=TEST_DIR/t.qcow2
                 opt_io_size = 0 (0x0)
                 discard_granularity = 4294967295 (0xffffffff)
                 write-cache = "auto"
+                share-rw = false
                 drive-type = "144"
 
 Testing: -drive if=floppy,file=TEST_DIR/t.qcow2,index=1
@@ -184,6 +191,7 @@ Testing: -drive if=floppy,file=TEST_DIR/t.qcow2,index=1
                 opt_io_size = 0 (0x0)
                 discard_granularity = 4294967295 (0xffffffff)
                 write-cache = "auto"
+                share-rw = false
                 drive-type = "144"
               dev: floppy, id ""
                 unit = 0 (0x0)
@@ -194,6 +202,7 @@ Testing: -drive if=floppy,file=TEST_DIR/t.qcow2,index=1
                 opt_io_size = 0 (0x0)
                 discard_granularity = 4294967295 (0xffffffff)
                 write-cache = "auto"
+                share-rw = false
                 drive-type = "288"
 
 Testing: -drive if=floppy,file=TEST_DIR/t.qcow2 -drive if=floppy,file=TEST_DIR/t.qcow2,index=1
@@ -220,6 +229,7 @@ Testing: -drive if=floppy,file=TEST_DIR/t.qcow2 -drive if=floppy,file=TEST_DIR/t
                 opt_io_size = 0 (0x0)
                 discard_granularity = 4294967295 (0xffffffff)
                 write-cache = "auto"
+                share-rw = false
                 drive-type = "144"
               dev: floppy, id ""
                 unit = 0 (0x0)
@@ -230,6 +240,7 @@ Testing: -drive if=floppy,file=TEST_DIR/t.qcow2 -drive if=floppy,file=TEST_DIR/t
                 opt_io_size = 0 (0x0)
                 discard_granularity = 4294967295 (0xffffffff)
                 write-cache = "auto"
+                share-rw = false
                 drive-type = "144"
 
 
@@ -259,6 +270,7 @@ Testing: -drive if=none,file=TEST_DIR/t.qcow2 -global isa-fdc.driveA=none0
                 opt_io_size = 0 (0x0)
                 discard_granularity = 4294967295 (0xffffffff)
                 write-cache = "auto"
+                share-rw = false
                 drive-type = "144"
 
 Testing: -drive if=none,file=TEST_DIR/t.qcow2 -global isa-fdc.driveB=none0
@@ -285,6 +297,7 @@ Testing: -drive if=none,file=TEST_DIR/t.qcow2 -global isa-fdc.driveB=none0
                 opt_io_size = 0 (0x0)
                 discard_granularity = 4294967295 (0xffffffff)
                 write-cache = "auto"
+                share-rw = false
                 drive-type = "144"
 
 Testing: -drive if=none,file=TEST_DIR/t.qcow2 -drive if=none,file=TEST_DIR/t.qcow2 -global isa-fdc.driveA=none0 -global isa-fdc.driveB=none1
@@ -311,6 +324,7 @@ Testing: -drive if=none,file=TEST_DIR/t.qcow2 -drive if=none,file=TEST_DIR/t.qco
                 opt_io_size = 0 (0x0)
                 discard_granularity = 4294967295 (0xffffffff)
                 write-cache = "auto"
+                share-rw = false
                 drive-type = "144"
               dev: floppy, id ""
                 unit = 0 (0x0)
@@ -321,6 +335,7 @@ Testing: -drive if=none,file=TEST_DIR/t.qcow2 -drive if=none,file=TEST_DIR/t.qco
                 opt_io_size = 0 (0x0)
                 discard_granularity = 4294967295 (0xffffffff)
                 write-cache = "auto"
+                share-rw = false
                 drive-type = "144"
 
 
@@ -350,6 +365,7 @@ Testing: -drive if=none,file=TEST_DIR/t.qcow2 -device floppy,drive=none0
                 opt_io_size = 0 (0x0)
                 discard_granularity = 4294967295 (0xffffffff)
                 write-cache = "auto"
+                share-rw = false
                 drive-type = "144"
 
 Testing: -drive if=none,file=TEST_DIR/t.qcow2 -device floppy,drive=none0,unit=1
@@ -376,6 +392,7 @@ Testing: -drive if=none,file=TEST_DIR/t.qcow2 -device floppy,drive=none0,unit=1
                 opt_io_size = 0 (0x0)
                 discard_granularity = 4294967295 (0xffffffff)
                 write-cache = "auto"
+                share-rw = false
                 drive-type = "144"
 
 Testing: -drive if=none,file=TEST_DIR/t.qcow2 -drive if=none,file=TEST_DIR/t.qcow2 -device floppy,drive=none0 -device floppy,drive=none1,unit=1
@@ -402,6 +419,7 @@ Testing: -drive if=none,file=TEST_DIR/t.qcow2 -drive if=none,file=TEST_DIR/t.qco
                 opt_io_size = 0 (0x0)
                 discard_granularity = 4294967295 (0xffffffff)
                 write-cache = "auto"
+                share-rw = false
                 drive-type = "144"
               dev: floppy, id ""
                 unit = 0 (0x0)
@@ -412,6 +430,7 @@ Testing: -drive if=none,file=TEST_DIR/t.qcow2 -drive if=none,file=TEST_DIR/t.qco
                 opt_io_size = 0 (0x0)
                 discard_granularity = 4294967295 (0xffffffff)
                 write-cache = "auto"
+                share-rw = false
                 drive-type = "144"
 
 
@@ -441,6 +460,7 @@ Testing: -fda TEST_DIR/t.qcow2 -drive if=none,file=TEST_DIR/t.qcow2 -global isa-
                 opt_io_size = 0 (0x0)
                 discard_granularity = 4294967295 (0xffffffff)
                 write-cache = "auto"
+                share-rw = false
                 drive-type = "144"
               dev: floppy, id ""
                 unit = 0 (0x0)
@@ -451,6 +471,7 @@ Testing: -fda TEST_DIR/t.qcow2 -drive if=none,file=TEST_DIR/t.qcow2 -global isa-
                 opt_io_size = 0 (0x0)
                 discard_granularity = 4294967295 (0xffffffff)
                 write-cache = "auto"
+                share-rw = false
                 drive-type = "144"
 
 Testing: -fdb TEST_DIR/t.qcow2 -drive if=none,file=TEST_DIR/t.qcow2 -global isa-fdc.driveA=none0
@@ -477,6 +498,7 @@ Testing: -fdb TEST_DIR/t.qcow2 -drive if=none,file=TEST_DIR/t.qcow2 -global isa-
                 opt_io_size = 0 (0x0)
                 discard_granularity = 4294967295 (0xffffffff)
                 write-cache = "auto"
+                share-rw = false
                 drive-type = "144"
               dev: floppy, id ""
                 unit = 0 (0x0)
@@ -487,6 +509,7 @@ Testing: -fdb TEST_DIR/t.qcow2 -drive if=none,file=TEST_DIR/t.qcow2 -global isa-
                 opt_io_size = 0 (0x0)
                 discard_granularity = 4294967295 (0xffffffff)
                 write-cache = "auto"
+                share-rw = false
                 drive-type = "144"
 
 Testing: -fda TEST_DIR/t.qcow2 -drive if=none,file=TEST_DIR/t.qcow2 -global isa-fdc.driveA=none0
@@ -513,6 +536,7 @@ Testing: -fda TEST_DIR/t.qcow2 -drive if=none,file=TEST_DIR/t.qcow2 -global isa-
                 opt_io_size = 0 (0x0)
                 discard_granularity = 4294967295 (0xffffffff)
                 write-cache = "auto"
+                share-rw = false
                 drive-type = "144"
 
 Testing: -fdb TEST_DIR/t.qcow2 -drive if=none,file=TEST_DIR/t.qcow2 -global isa-fdc.driveB=none0
@@ -539,6 +563,7 @@ Testing: -fdb TEST_DIR/t.qcow2 -drive if=none,file=TEST_DIR/t.qcow2 -global isa-
                 opt_io_size = 0 (0x0)
                 discard_granularity = 4294967295 (0xffffffff)
                 write-cache = "auto"
+                share-rw = false
                 drive-type = "144"
 
 
@@ -568,6 +593,7 @@ Testing: -fda TEST_DIR/t.qcow2 -drive if=none,file=TEST_DIR/t.qcow2 -device flop
                 opt_io_size = 0 (0x0)
                 discard_granularity = 4294967295 (0xffffffff)
                 write-cache = "auto"
+                share-rw = false
                 drive-type = "144"
               dev: floppy, id ""
                 unit = 0 (0x0)
@@ -578,6 +604,7 @@ Testing: -fda TEST_DIR/t.qcow2 -drive if=none,file=TEST_DIR/t.qcow2 -device flop
                 opt_io_size = 0 (0x0)
                 discard_granularity = 4294967295 (0xffffffff)
                 write-cache = "auto"
+                share-rw = false
                 drive-type = "144"
 
 Testing: -fda TEST_DIR/t.qcow2 -drive if=none,file=TEST_DIR/t.qcow2 -device floppy,drive=none0,unit=1
@@ -604,6 +631,7 @@ Testing: -fda TEST_DIR/t.qcow2 -drive if=none,file=TEST_DIR/t.qcow2 -device flop
                 opt_io_size = 0 (0x0)
                 discard_granularity = 4294967295 (0xffffffff)
                 write-cache = "auto"
+                share-rw = false
                 drive-type = "144"
               dev: floppy, id ""
                 unit = 0 (0x0)
@@ -614,6 +642,7 @@ Testing: -fda TEST_DIR/t.qcow2 -drive if=none,file=TEST_DIR/t.qcow2 -device flop
                 opt_io_size = 0 (0x0)
                 discard_granularity = 4294967295 (0xffffffff)
                 write-cache = "auto"
+                share-rw = false
                 drive-type = "144"
 
 Testing: -fdb TEST_DIR/t.qcow2 -drive if=none,file=TEST_DIR/t.qcow2 -device floppy,drive=none0
@@ -640,6 +669,7 @@ Testing: -fdb TEST_DIR/t.qcow2 -drive if=none,file=TEST_DIR/t.qcow2 -device flop
                 opt_io_size = 0 (0x0)
                 discard_granularity = 4294967295 (0xffffffff)
                 write-cache = "auto"
+                share-rw = false
                 drive-type = "144"
               dev: floppy, id ""
                 unit = 1 (0x1)
@@ -650,6 +680,7 @@ Testing: -fdb TEST_DIR/t.qcow2 -drive if=none,file=TEST_DIR/t.qcow2 -device flop
                 opt_io_size = 0 (0x0)
                 discard_granularity = 4294967295 (0xffffffff)
                 write-cache = "auto"
+                share-rw = false
                 drive-type = "144"
 
 Testing: -fdb TEST_DIR/t.qcow2 -drive if=none,file=TEST_DIR/t.qcow2 -device floppy,drive=none0,unit=0
@@ -676,6 +707,7 @@ Testing: -fdb TEST_DIR/t.qcow2 -drive if=none,file=TEST_DIR/t.qcow2 -device flop
                 opt_io_size = 0 (0x0)
                 discard_granularity = 4294967295 (0xffffffff)
                 write-cache = "auto"
+                share-rw = false
                 drive-type = "144"
               dev: floppy, id ""
                 unit = 1 (0x1)
@@ -686,6 +718,7 @@ Testing: -fdb TEST_DIR/t.qcow2 -drive if=none,file=TEST_DIR/t.qcow2 -device flop
                 opt_io_size = 0 (0x0)
                 discard_granularity = 4294967295 (0xffffffff)
                 write-cache = "auto"
+                share-rw = false
                 drive-type = "144"
 
 Testing: -fda TEST_DIR/t.qcow2 -drive if=none,file=TEST_DIR/t.qcow2 -device floppy,drive=none0,unit=0
@@ -723,6 +756,7 @@ Testing: -drive if=floppy,file=TEST_DIR/t.qcow2 -drive if=none,file=TEST_DIR/t.q
                 opt_io_size = 0 (0x0)
                 discard_granularity = 4294967295 (0xffffffff)
                 write-cache = "auto"
+                share-rw = false
                 drive-type = "144"
               dev: floppy, id ""
                 unit = 0 (0x0)
@@ -733,6 +767,7 @@ Testing: -drive if=floppy,file=TEST_DIR/t.qcow2 -drive if=none,file=TEST_DIR/t.q
                 opt_io_size = 0 (0x0)
                 discard_granularity = 4294967295 (0xffffffff)
                 write-cache = "auto"
+                share-rw = false
                 drive-type = "144"
 
 Testing: -drive if=floppy,file=TEST_DIR/t.qcow2 -drive if=none,file=TEST_DIR/t.qcow2 -device floppy,drive=none0,unit=1
@@ -759,6 +794,7 @@ Testing: -drive if=floppy,file=TEST_DIR/t.qcow2 -drive if=none,file=TEST_DIR/t.q
                 opt_io_size = 0 (0x0)
                 discard_granularity = 4294967295 (0xffffffff)
                 write-cache = "auto"
+                share-rw = false
                 drive-type = "144"
               dev: floppy, id ""
                 unit = 0 (0x0)
@@ -769,6 +805,7 @@ Testing: -drive if=floppy,file=TEST_DIR/t.qcow2 -drive if=none,file=TEST_DIR/t.q
                 opt_io_size = 0 (0x0)
                 discard_granularity = 4294967295 (0xffffffff)
                 write-cache = "auto"
+                share-rw = false
                 drive-type = "144"
 
 Testing: -drive if=floppy,file=TEST_DIR/t.qcow2 -drive if=none,file=TEST_DIR/t.qcow2 -device floppy,drive=none0,unit=0
@@ -802,6 +839,7 @@ Testing: -drive if=none,file=TEST_DIR/t.qcow2 -drive if=none,file=TEST_DIR/t.qco
                 opt_io_size = 0 (0x0)
                 discard_granularity = 4294967295 (0xffffffff)
                 write-cache = "auto"
+                share-rw = false
                 drive-type = "144"
               dev: floppy, id ""
                 unit = 0 (0x0)
@@ -812,6 +850,7 @@ Testing: -drive if=none,file=TEST_DIR/t.qcow2 -drive if=none,file=TEST_DIR/t.qco
                 opt_io_size = 0 (0x0)
                 discard_granularity = 4294967295 (0xffffffff)
                 write-cache = "auto"
+                share-rw = false
                 drive-type = "144"
 
 Testing: -drive if=none,file=TEST_DIR/t.qcow2 -drive if=none,file=TEST_DIR/t.qcow2 -global isa-fdc.driveA=none0 -device floppy,drive=none1,unit=1
@@ -838,6 +877,7 @@ Testing: -drive if=none,file=TEST_DIR/t.qcow2 -drive if=none,file=TEST_DIR/t.qco
                 opt_io_size = 0 (0x0)
                 discard_granularity = 4294967295 (0xffffffff)
                 write-cache = "auto"
+                share-rw = false
                 drive-type = "144"
               dev: floppy, id ""
                 unit = 0 (0x0)
@@ -848,6 +888,7 @@ Testing: -drive if=none,file=TEST_DIR/t.qcow2 -drive if=none,file=TEST_DIR/t.qco
                 opt_io_size = 0 (0x0)
                 discard_granularity = 4294967295 (0xffffffff)
                 write-cache = "auto"
+                share-rw = false
                 drive-type = "144"
 
 Testing: -drive if=none,file=TEST_DIR/t.qcow2 -drive if=none,file=TEST_DIR/t.qcow2 -global isa-fdc.driveB=none0 -device floppy,drive=none1
@@ -874,6 +915,7 @@ Testing: -drive if=none,file=TEST_DIR/t.qcow2 -drive if=none,file=TEST_DIR/t.qco
                 opt_io_size = 0 (0x0)
                 discard_granularity = 4294967295 (0xffffffff)
                 write-cache = "auto"
+                share-rw = false
                 drive-type = "144"
               dev: floppy, id ""
                 unit = 1 (0x1)
@@ -884,6 +926,7 @@ Testing: -drive if=none,file=TEST_DIR/t.qcow2 -drive if=none,file=TEST_DIR/t.qco
                 opt_io_size = 0 (0x0)
                 discard_granularity = 4294967295 (0xffffffff)
                 write-cache = "auto"
+                share-rw = false
                 drive-type = "144"
 
 Testing: -drive if=none,file=TEST_DIR/t.qcow2 -drive if=none,file=TEST_DIR/t.qcow2 -global isa-fdc.driveB=none0 -device floppy,drive=none1,unit=0
@@ -910,6 +953,7 @@ Testing: -drive if=none,file=TEST_DIR/t.qcow2 -drive if=none,file=TEST_DIR/t.qco
                 opt_io_size = 0 (0x0)
                 discard_granularity = 4294967295 (0xffffffff)
                 write-cache = "auto"
+                share-rw = false
                 drive-type = "144"
               dev: floppy, id ""
                 unit = 1 (0x1)
@@ -920,6 +964,7 @@ Testing: -drive if=none,file=TEST_DIR/t.qcow2 -drive if=none,file=TEST_DIR/t.qco
                 opt_io_size = 0 (0x0)
                 discard_granularity = 4294967295 (0xffffffff)
                 write-cache = "auto"
+                share-rw = false
                 drive-type = "144"
 
 Testing: -drive if=none,file=TEST_DIR/t.qcow2 -drive if=none,file=TEST_DIR/t.qcow2 -global isa-fdc.driveA=none0 -device floppy,drive=none1,unit=0
@@ -964,6 +1009,7 @@ Testing: -device floppy
                 opt_io_size = 0 (0x0)
                 discard_granularity = 4294967295 (0xffffffff)
                 write-cache = "auto"
+                share-rw = false
                 drive-type = "288"
 
 Testing: -device floppy,drive-type=120
@@ -990,6 +1036,7 @@ Testing: -device floppy,drive-type=120
                 opt_io_size = 0 (0x0)
                 discard_granularity = 4294967295 (0xffffffff)
                 write-cache = "auto"
+                share-rw = false
                 drive-type = "120"
 
 Testing: -device floppy,drive-type=144
@@ -1016,6 +1063,7 @@ Testing: -device floppy,drive-type=144
                 opt_io_size = 0 (0x0)
                 discard_granularity = 4294967295 (0xffffffff)
                 write-cache = "auto"
+                share-rw = false
                 drive-type = "144"
 
 Testing: -device floppy,drive-type=288
@@ -1042,6 +1090,7 @@ Testing: -device floppy,drive-type=288
                 opt_io_size = 0 (0x0)
                 discard_granularity = 4294967295 (0xffffffff)
                 write-cache = "auto"
+                share-rw = false
                 drive-type = "288"
 
 
@@ -1071,6 +1120,7 @@ Testing: -drive if=none,file=TEST_DIR/t.qcow2 -device floppy,drive=none0,drive-t
                 opt_io_size = 0 (0x0)
                 discard_granularity = 4294967295 (0xffffffff)
                 write-cache = "auto"
+                share-rw = false
                 drive-type = "120"
 
 Testing: -drive if=none,file=TEST_DIR/t.qcow2 -device floppy,drive=none0,drive-type=288
@@ -1097,6 +1147,7 @@ Testing: -drive if=none,file=TEST_DIR/t.qcow2 -device floppy,drive=none0,drive-t
                 opt_io_size = 0 (0x0)
                 discard_granularity = 4294967295 (0xffffffff)
                 write-cache = "auto"
+                share-rw = false
                 drive-type = "288"
 
 
@@ -1126,6 +1177,7 @@ Testing: -drive if=none,file=TEST_DIR/t.qcow2 -device floppy,drive=none0,logical
                 opt_io_size = 0 (0x0)
                 discard_granularity = 4294967295 (0xffffffff)
                 write-cache = "auto"
+                share-rw = false
                 drive-type = "144"
 
 Testing: -drive if=none,file=TEST_DIR/t.qcow2 -device floppy,drive=none0,physical_block_size=512
@@ -1152,6 +1204,7 @@ Testing: -drive if=none,file=TEST_DIR/t.qcow2 -device floppy,drive=none0,physica
                 opt_io_size = 0 (0x0)
                 discard_granularity = 4294967295 (0xffffffff)
                 write-cache = "auto"
+                share-rw = false
                 drive-type = "144"
 
 Testing: -drive if=none,file=TEST_DIR/t.qcow2 -device floppy,drive=none0,logical_block_size=4096
-- 
1.8.3.1

  parent reply	other threads:[~2017-02-28 20:37 UTC|newest]

Thread overview: 54+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2017-02-28 20:35 [Qemu-devel] [PULL 00/46] Block layer patches Kevin Wolf
2017-02-28 20:36 ` [Qemu-devel] [PULL 01/46] qemu-img: make convert async Kevin Wolf
2017-02-28 20:36 ` [Qemu-devel] [PULL 02/46] option: Tweak invalid size error message and unbreak iotest 049 Kevin Wolf
2017-02-28 20:36 ` [Qemu-devel] [PULL 03/46] block: Add op blocker permission constants Kevin Wolf
2017-02-28 20:36 ` [Qemu-devel] [PULL 04/46] block: Add Error argument to bdrv_attach_child() Kevin Wolf
2017-02-28 20:36 ` [Qemu-devel] [PULL 05/46] block: Let callers request permissions when attaching a child node Kevin Wolf
2017-02-28 20:36 ` [Qemu-devel] [PULL 06/46] block: Involve block drivers in permission granting Kevin Wolf
2017-02-28 20:36 ` [Qemu-devel] [PULL 07/46] block: Default .bdrv_child_perm() for filter drivers Kevin Wolf
2017-02-28 20:36 ` [Qemu-devel] [PULL 08/46] block: Request child permissions in " Kevin Wolf
2017-02-28 20:36 ` [Qemu-devel] [PULL 09/46] block: Default .bdrv_child_perm() for format drivers Kevin Wolf
2017-02-28 20:36 ` [Qemu-devel] [PULL 10/46] block: Request child permissions in " Kevin Wolf
2017-02-28 20:36 ` [Qemu-devel] [PULL 11/46] vvfat: Implement .bdrv_child_perm() Kevin Wolf
2017-02-28 20:36 ` [Qemu-devel] [PULL 12/46] block: Require .bdrv_child_perm() with child nodes Kevin Wolf
2017-02-28 20:36 ` [Qemu-devel] [PULL 13/46] block: Request real permissions in bdrv_attach_child() Kevin Wolf
2017-02-28 20:36 ` [Qemu-devel] [PULL 14/46] block: Add permissions to BlockBackend Kevin Wolf
2017-02-28 20:36 ` [Qemu-devel] [PULL 15/46] block: Add permissions to blk_new() Kevin Wolf
2017-02-28 20:36 ` [Qemu-devel] [PULL 16/46] block: Add error parameter to blk_insert_bs() Kevin Wolf
2017-02-28 20:36 ` [Qemu-devel] [PULL 17/46] block: Add BDRV_O_RESIZE for blk_new_open() Kevin Wolf
2017-02-28 20:36 ` [Qemu-devel] [PULL 18/46] block: Request real permissions in blk_new_open() Kevin Wolf
2017-02-28 20:36 ` [Qemu-devel] [PULL 19/46] block: Allow error return in BlockDevOps.change_media_cb() Kevin Wolf
2017-02-28 20:36 ` [Qemu-devel] [PULL 20/46] hw/block: Request permissions Kevin Wolf
2017-02-28 20:36 ` Kevin Wolf [this message]
2017-02-28 20:36 ` [Qemu-devel] [PULL 22/46] blockjob: Add permissions to block_job_create() Kevin Wolf
2017-02-28 20:36 ` [Qemu-devel] [PULL 23/46] block: Add BdrvChildRole.get_parent_desc() Kevin Wolf
2017-02-28 20:36 ` [Qemu-devel] [PULL 24/46] block: Include details on permission errors in message Kevin Wolf
2017-02-28 20:36 ` [Qemu-devel] [PULL 25/46] block: Add BdrvChildRole.stay_at_node Kevin Wolf
2017-02-28 20:36 ` [Qemu-devel] [PULL 26/46] blockjob: Add permissions to block_job_add_bdrv() Kevin Wolf
2017-02-28 20:36 ` [Qemu-devel] [PULL 27/46] commit: Use real permissions in commit block job Kevin Wolf
2017-02-28 20:36 ` [Qemu-devel] [PULL 28/46] commit: Use real permissions for HMP 'commit' Kevin Wolf
2017-02-28 20:36 ` [Qemu-devel] [PULL 29/46] backup: Use real permissions in backup block job Kevin Wolf
2017-02-28 20:36 ` [Qemu-devel] [PULL 30/46] block: Fix pending requests check in bdrv_append() Kevin Wolf
2017-02-28 20:36 ` [Qemu-devel] [PULL 31/46] block: BdrvChildRole.attach/detach() callbacks Kevin Wolf
2017-02-28 20:36 ` [Qemu-devel] [PULL 32/46] block: Allow backing file links in change_parent_backing_link() Kevin Wolf
2017-02-28 20:36 ` [Qemu-devel] [PULL 33/46] blockjob: Factor out block_job_remove_all_bdrv() Kevin Wolf
2017-02-28 20:36 ` [Qemu-devel] [PULL 34/46] mirror: Use real permissions in mirror/active commit block job Kevin Wolf
2017-02-28 20:36 ` [Qemu-devel] [PULL 35/46] stream: Use real permissions in streaming " Kevin Wolf
2017-02-28 20:36 ` [Qemu-devel] [PULL 36/46] mirror: Add filter-node-name to blockdev-mirror Kevin Wolf
2017-02-28 20:36 ` [Qemu-devel] [PULL 37/46] commit: Add filter-node-name to block-commit Kevin Wolf
2017-02-28 20:36 ` [Qemu-devel] [PULL 38/46] hmp: Request permissions in qemu-io Kevin Wolf
2017-02-28 20:36 ` [Qemu-devel] [PULL 39/46] migration/block: Use real permissions Kevin Wolf
2017-02-28 20:36 ` [Qemu-devel] [PULL 40/46] nbd/server: Use real permissions for NBD exports Kevin Wolf
2017-02-28 20:36 ` [Qemu-devel] [PULL 41/46] tests: Remove FIXME comments Kevin Wolf
2017-02-28 20:36 ` [Qemu-devel] [PULL 42/46] block: Pass BdrvChild to bdrv_aligned_preadv/pwritev and copy-on-read Kevin Wolf
2017-02-28 20:36 ` [Qemu-devel] [PULL 43/46] block: Assertions for write permissions Kevin Wolf
2017-04-06 20:59   ` Richard W.M. Jones
2017-04-06 21:03     ` Eric Blake
2017-04-06 21:15       ` Richard W.M. Jones
2017-04-06 21:23         ` Eric Blake
2017-04-06 21:29           ` Richard W.M. Jones
2017-04-07 10:25             ` Kevin Wolf
2017-02-28 20:36 ` [Qemu-devel] [PULL 44/46] block: Assertions for resize permission Kevin Wolf
2017-02-28 20:36 ` [Qemu-devel] [PULL 45/46] block: Add Error parameter to bdrv_set_backing_hd() Kevin Wolf
2017-02-28 20:36 ` [Qemu-devel] [PULL 46/46] block: Add Error parameter to bdrv_append() Kevin Wolf
2017-03-02  8:34 ` [Qemu-devel] [PULL 00/46] Block layer patches Peter Maydell

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