File bdrv_open2_fix_flags.patch of Package xen.openSUSE_Leap_42.3_Update

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File bdrv_open2_fix_flags.patch of Package xen.openSUSE_Leap_42.3_Update

Index: xen-4.2.0-testing/tools/qemu-xen-traditional-dir-remote/block.c
===================================================================
--- xen-4.2.0-testing.orig/tools/qemu-xen-traditional-dir-remote/block.c
+++ xen-4.2.0-testing/tools/qemu-xen-traditional-dir-remote/block.c
@@ -350,7 +350,7 @@ int bdrv_file_open(BlockDriverState **pb
 
 int bdrv_open(BlockDriverState *bs, const char *filename, int flags)
 {
-    return bdrv_open2(bs, filename, flags, NULL);
+    return bdrv_open2(bs, filename, flags|BDRV_O_RDWR, NULL);
 }
 
 int bdrv_open2(BlockDriverState *bs, const char *filename, int flags,
@@ -419,12 +419,13 @@ int bdrv_open2(BlockDriverState *bs, con
     }
     bs->drv = drv;
     bs->opaque = qemu_mallocz(drv->instance_size);
-    /* Note: for compatibility, we open disk image files as RDWR, and
-       RDONLY as fallback */
     if (!(flags & BDRV_O_FILE))
-        open_flags = (flags & BDRV_O_ACCESS) | (flags & BDRV_O_CACHE_MASK);
+        open_flags = flags;
     else
         open_flags = flags & ~(BDRV_O_FILE | BDRV_O_SNAPSHOT);
+    if (!(open_flags & BDRV_O_RDWR))
+        bs->read_only = 1;
+
     ret = drv->bdrv_open(bs, filename, open_flags);
     if ((ret == -EACCES || ret == -EPERM) && !(flags & BDRV_O_FILE)) {
         ret = drv->bdrv_open(bs, filename, open_flags & ~BDRV_O_RDWR);
Index: xen-4.2.0-testing/tools/qemu-xen-traditional-dir-remote/hw/usb-msd.c
===================================================================
--- xen-4.2.0-testing.orig/tools/qemu-xen-traditional-dir-remote/hw/usb-msd.c
+++ xen-4.2.0-testing/tools/qemu-xen-traditional-dir-remote/hw/usb-msd.c
@@ -551,7 +551,7 @@ USBDevice *usb_msd_init(const char *file
     s = qemu_mallocz(sizeof(MSDState));
 
     bdrv = bdrv_new("usb");
-    if (bdrv_open2(bdrv, filename, 0, drv) < 0)
+    if (bdrv_open2(bdrv, filename, BDRV_O_RDWR, drv) < 0)
         goto fail;
     s->bs = bdrv;
     *pbs = bdrv;
Index: xen-4.2.0-testing/tools/qemu-xen-traditional-dir-remote/qemu-img.c
===================================================================
--- xen-4.2.0-testing.orig/tools/qemu-xen-traditional-dir-remote/qemu-img.c
+++ xen-4.2.0-testing/tools/qemu-xen-traditional-dir-remote/qemu-img.c
@@ -32,7 +32,7 @@
 #endif
 
 /* Default to cache=writeback as data integrity is not important for qemu-tcg. */
-#define BRDV_O_FLAGS BDRV_O_CACHE_WB
+#define BDRV_O_FLAGS BDRV_O_CACHE_WB
 
 static void QEMU_NORETURN error(const char *fmt, ...)
 {
@@ -185,7 +185,7 @@ static int read_password(char *buf, int
 #endif
 
 static BlockDriverState *bdrv_new_open(const char *filename,
-                                       const char *fmt)
+                                       const char *fmt, int flags)
 {
     BlockDriverState *bs;
     BlockDriver *drv;
@@ -201,7 +201,7 @@ static BlockDriverState *bdrv_new_open(c
     } else {
         drv = &bdrv_raw;
     }
-    if (bdrv_open2(bs, filename, BRDV_O_FLAGS, drv) < 0) {
+    if (bdrv_open2(bs, filename, flags, drv) < 0) {
         error("Could not open '%s'", filename);
     }
     if (bdrv_is_encrypted(bs)) {
@@ -253,7 +253,7 @@ static int img_create(int argc, char **a
     size = 0;
     if (base_filename) {
         BlockDriverState *bs;
-        bs = bdrv_new_open(base_filename, NULL);
+        bs = bdrv_new_open(base_filename, NULL, BDRV_O_RDWR);
         bdrv_get_geometry(bs, &size);
         size *= 512;
         bdrv_delete(bs);
@@ -332,7 +332,7 @@ static int img_commit(int argc, char **a
     } else {
         drv = NULL;
     }
-    if (bdrv_open2(bs, filename, BRDV_O_FLAGS, drv) < 0) {
+    if (bdrv_open2(bs, filename, BDRV_O_RDWR, drv) < 0) {
         error("Could not open '%s'", filename);
     }
     ret = bdrv_commit(bs);
@@ -455,7 +455,8 @@ static int img_convert(int argc, char **
 
     total_sectors = 0;
     for (bs_i = 0; bs_i < bs_n; bs_i++) {
-        bs[bs_i] = bdrv_new_open(argv[optind + bs_i], fmt);
+        bs[bs_i] = bdrv_new_open(argv[optind + bs_i], fmt,
+					BDRV_O_CACHE_WB|BDRV_O_RDONLY);
         if (!bs[bs_i])
             error("Could not open '%s'", argv[optind + bs_i]);
         bdrv_get_geometry(bs[bs_i], &bs_sectors);
@@ -483,7 +484,7 @@ static int img_convert(int argc, char **
         }
     }
 
-    out_bs = bdrv_new_open(out_filename, out_fmt);
+    out_bs = bdrv_new_open(out_filename, out_fmt, BDRV_O_CACHE_WB|BDRV_O_RDWR);
 
     bs_i = 0;
     bs_offset = 0;
@@ -706,7 +707,7 @@ static int img_info(int argc, char **arg
     } else {
         drv = NULL;
     }
-    if (bdrv_open2(bs, filename, BRDV_O_FLAGS, drv) < 0) {
+    if (bdrv_open2(bs, filename, BDRV_O_FLAGS|BDRV_O_RDWR, drv) < 0) {
         error("Could not open '%s'", filename);
     }
     bdrv_get_format(bs, fmt_name, sizeof(fmt_name));
@@ -810,7 +811,7 @@ static void img_snapshot(int argc, char
     if (!bs)
         error("Not enough memory");
 
-    if (bdrv_open2(bs, filename, 0, NULL) < 0) {
+    if (bdrv_open2(bs, filename, BDRV_O_RDWR, NULL) < 0) {
         error("Could not open '%s'", filename);
     }

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File bdrv_open2_fix_flags.patch of Package xen.openSUSE_Leap_42.3_Update

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