motorhead/qemu
1
0
Fork 0
mirror of https://github.com/Motorhead1991/qemu.git synced 2025-08-02 23:33:54 -06:00
Code Issues Projects Releases Packages Wiki Activity Actions

block: don't convert file size to sector size

Browse source 
and avoid converting it back later.

Signed-off-by: Hu Tao <hutao@cn.fujitsu.com>
Reviewed-by: Max Reitz <mreitz@redhat.com>
Reviewed-by: Benoît Canet <benoit.canet@nodalink.com>
Signed-off-by: Kevin Wolf <kwolf@redhat.com>
This commit is contained in:
Hu Tao 2014-09-10 17:05:46 +08:00 • committed by Kevin Wolf
parent c2eb918e32
commit 180e95265e
5 changed files with 22 additions and 23 deletions
Download patch file Download diff file Expand all files Collapse all files

12
block/raw-posix.c
View file

@ -1369,8 +1369,8 @@ static int raw_create(const char *filename, QemuOpts *opts, Error **errp)
strstart(filename, "file:", &filename);
/* Read out options */
total_size = DIV_ROUND_UP(qemu_opt_get_size_del(opts, BLOCK_OPT_SIZE, 0),
BDRV_SECTOR_SIZE);
total_size = ROUND_UP(qemu_opt_get_size_del(opts, BLOCK_OPT_SIZE, 0),
BDRV_SECTOR_SIZE);
nocow = qemu_opt_get_bool(opts, BLOCK_OPT_NOCOW, false);
fd = qemu_open(filename, O_WRONLY | O_CREAT | O_TRUNC | O_BINARY,
@ -1394,7 +1394,7 @@ static int raw_create(const char *filename, QemuOpts *opts, Error **errp)
#endif
}
if (ftruncate(fd, total_size * BDRV_SECTOR_SIZE) != 0) {
if (ftruncate(fd, total_size) != 0) {
result = -errno;
error_setg_errno(errp, -result, "Could not resize file");
}
@ -1966,8 +1966,8 @@ static int hdev_create(const char *filename, QemuOpts *opts,
(void)has_prefix;
/* Read out options */
total_size = DIV_ROUND_UP(qemu_opt_get_size_del(opts, BLOCK_OPT_SIZE, 0),
BDRV_SECTOR_SIZE);
total_size = ROUND_UP(qemu_opt_get_size_del(opts, BLOCK_OPT_SIZE, 0),
BDRV_SECTOR_SIZE);
fd = qemu_open(filename, O_WRONLY | O_BINARY);
if (fd < 0) {
@ -1983,7 +1983,7 @@ static int hdev_create(const char *filename, QemuOpts *opts,
error_setg(errp,
"The given file is neither a block nor a character device");
ret = -ENODEV;
} else if (lseek(fd, 0, SEEK_END) < total_size * BDRV_SECTOR_SIZE) {
} else if (lseek(fd, 0, SEEK_END) < total_size) {
error_setg(errp, "Device is too small");
ret = -ENOSPC;
}