[Date Prev][Date Next][Thread Prev][Thread Next][Date Index][Thread Index]
[Qemu-devel] [PATCH v5 2/4] raw, qcow2: don't convert file size to secto
From: |
Hu Tao |
Subject: |
[Qemu-devel] [PATCH v5 2/4] raw, qcow2: don't convert file size to sector size |
Date: |
Tue, 11 Feb 2014 14:57:24 +0800 |
and avoid convert it back later.
Signed-off-by: Your Name <address@hidden>
---
block/qcow2.c | 8 ++++----
block/raw-posix.c | 4 ++--
2 files changed, 6 insertions(+), 6 deletions(-)
diff --git a/block/qcow2.c b/block/qcow2.c
index 30e36bc..e4bab70 100644
--- a/block/qcow2.c
+++ b/block/qcow2.c
@@ -1569,7 +1569,7 @@ static int qcow2_create2(const char *filename, int64_t
total_size,
}
/* Okay, now that we have a valid image, let's give it the right size */
- ret = bdrv_truncate(bs, total_size * BDRV_SECTOR_SIZE);
+ ret = bdrv_truncate(bs, total_size);
if (ret < 0) {
error_setg_errno(errp, -ret, "Could not resize image");
goto out;
@@ -1619,7 +1619,7 @@ static int qcow2_create(const char *filename,
QEMUOptionParameter *options,
{
const char *backing_file = NULL;
const char *backing_fmt = NULL;
- uint64_t sectors = 0;
+ uint64_t size = 0;
int flags = 0;
size_t cluster_size = DEFAULT_CLUSTER_SIZE;
PreallocMode prealloc = PREALLOC_MODE_OFF;
@@ -1630,7 +1630,7 @@ static int qcow2_create(const char *filename,
QEMUOptionParameter *options,
/* Read out options */
while (options && options->name) {
if (!strcmp(options->name, BLOCK_OPT_SIZE)) {
- sectors = options->value.n / 512;
+ size = options->value.n & BDRV_SECTOR_MASK;
} else if (!strcmp(options->name, BLOCK_OPT_BACKING_FILE)) {
backing_file = options->value.s;
} else if (!strcmp(options->name, BLOCK_OPT_BACKING_FMT)) {
@@ -1681,7 +1681,7 @@ static int qcow2_create(const char *filename,
QEMUOptionParameter *options,
return -EINVAL;
}
- ret = qcow2_create2(filename, sectors, backing_file, backing_fmt, flags,
+ ret = qcow2_create2(filename, size, backing_file, backing_fmt, flags,
cluster_size, prealloc, options, version, &local_err);
if (error_is_set(&local_err)) {
error_propagate(errp, local_err);
diff --git a/block/raw-posix.c b/block/raw-posix.c
index 126a634..01fb41a 100644
--- a/block/raw-posix.c
+++ b/block/raw-posix.c
@@ -1233,7 +1233,7 @@ static int raw_create(const char *filename,
QEMUOptionParameter *options,
/* Read out options */
while (options && options->name) {
if (!strcmp(options->name, BLOCK_OPT_SIZE)) {
- total_size = options->value.n / BDRV_SECTOR_SIZE;
+ total_size = options->value.n & BDRV_SECTOR_MASK;
}
options++;
}
@@ -1244,7 +1244,7 @@ static int raw_create(const char *filename,
QEMUOptionParameter *options,
result = -errno;
error_setg_errno(errp, -result, "Could not create file");
} else {
- 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");
}
--
1.8.0