12:28 p.m.
This patch converts all block layer close calls, that correspond
to qemu_open calls, to qemu_close.
v5:
-This patch is new in v5. (kwolf(a)redhat.com, eblake(a)redhat.com)
v6:
-No changes
Signed-off-by: Corey Bryant <coreyb(a)linux.vnet.ibm.com>
---
block/raw-posix.c | 24 ++++++++++++------------
block/raw-win32.c | 2 +-
block/vmdk.c | 4 ++--
block/vpc.c | 2 +-
block/vvfat.c | 12 ++++++------
osdep.c | 5 +++++
qemu-common.h | 1 +
savevm.c | 4 ++--
8 files changed, 30 insertions(+), 24 deletions(-)
diff --git a/block/raw-posix.c b/block/raw-posix.c
index 7408a42..a172de3 100644
--- a/block/raw-posix.c
+++ b/block/raw-posix.c
@@ -271,7 +271,7 @@ static int raw_open_common(BlockDriverState *bs, const char
*filename,
out_free_buf:
qemu_vfree(s->aligned_buf);
out_close:
- close(fd);
+ qemu_close(fd);
return -errno;
}
@@ -376,7 +376,7 @@ static void raw_close(BlockDriverState *bs)
{
BDRVRawState *s = bs->opaque;
if (s->fd >= 0) {
- close(s->fd);
+ qemu_close(s->fd);
s->fd = -1;
if (s->aligned_buf != NULL)
qemu_vfree(s->aligned_buf);
@@ -580,7 +580,7 @@ static int raw_create(const char *filename, QEMUOptionParameter
*options)
if (ftruncate(fd, total_size * BDRV_SECTOR_SIZE) != 0) {
result = -errno;
}
- if (close(fd) != 0) {
+ if (qemu_close(fd) != 0) {
result = -errno;
}
}
@@ -850,7 +850,7 @@ static int hdev_open(BlockDriverState *bs, const char *filename, int
flags)
if (fd < 0) {
bsdPath[strlen(bsdPath)-1] = '1';
} else {
- close(fd);
+ qemu_close(fd);
}
filename = bsdPath;
}
@@ -889,7 +889,7 @@ static int fd_open(BlockDriverState *bs)
last_media_present = (s->fd >= 0);
if (s->fd >= 0 &&
(get_clock() - s->fd_open_time) >= FD_OPEN_TIMEOUT) {
- close(s->fd);
+ qemu_close(s->fd);
s->fd = -1;
#ifdef DEBUG_FLOPPY
printf("Floppy closed\n");
@@ -988,7 +988,7 @@ static int hdev_create(const char *filename, QEMUOptionParameter
*options)
else if (lseek(fd, 0, SEEK_END) < total_size * BDRV_SECTOR_SIZE)
ret = -ENOSPC;
- close(fd);
+ qemu_close(fd);
return ret;
}
@@ -1038,7 +1038,7 @@ static int floppy_open(BlockDriverState *bs, const char *filename,
int flags)
return ret;
/* close fd so that we can reopen it as needed */
- close(s->fd);
+ qemu_close(s->fd);
s->fd = -1;
s->fd_media_changed = 1;
@@ -1070,7 +1070,7 @@ static int floppy_probe_device(const char *filename)
prio = 100;
outc:
- close(fd);
+ qemu_close(fd);
out:
return prio;
}
@@ -1105,14 +1105,14 @@ static void floppy_eject(BlockDriverState *bs, bool eject_flag)
int fd;
if (s->fd >= 0) {
- close(s->fd);
+ qemu_close(s->fd);
s->fd = -1;
}
fd = qemu_open(bs->filename, s->open_flags | O_NONBLOCK);
if (fd >= 0) {
if (ioctl(fd, FDEJECT, 0) < 0)
perror("FDEJECT");
- close(fd);
+ qemu_close(fd);
}
}
@@ -1173,7 +1173,7 @@ static int cdrom_probe_device(const char *filename)
prio = 100;
outc:
- close(fd);
+ qemu_close(fd);
out:
return prio;
}
@@ -1281,7 +1281,7 @@ static int cdrom_reopen(BlockDriverState *bs)
* FreeBSD seems to not notice sometimes...
*/
if (s->fd >= 0)
- close(s->fd);
+ qemu_close(s->fd);
fd = qemu_open(bs->filename, s->open_flags, 0644);
if (fd < 0) {
s->fd = -1;
diff --git a/block/raw-win32.c b/block/raw-win32.c
index 8d7838d..c56bf83 100644
--- a/block/raw-win32.c
+++ b/block/raw-win32.c
@@ -261,7 +261,7 @@ static int raw_create(const char *filename, QEMUOptionParameter
*options)
return -EIO;
set_sparse(fd);
ftruncate(fd, total_size * 512);
- close(fd);
+ qemu_close(fd);
return 0;
}
diff --git a/block/vmdk.c b/block/vmdk.c
index 557dc1b..daee426 100644
--- a/block/vmdk.c
+++ b/block/vmdk.c
@@ -1258,7 +1258,7 @@ static int vmdk_create_extent(const char *filename, int64_t
filesize,
ret = 0;
exit:
- close(fd);
+ qemu_close(fd);
return ret;
}
@@ -1506,7 +1506,7 @@ static int vmdk_create(const char *filename, QEMUOptionParameter
*options)
}
ret = 0;
exit:
- close(fd);
+ qemu_close(fd);
return ret;
}
diff --git a/block/vpc.c b/block/vpc.c
index 60ebf5a..c0b82c4 100644
--- a/block/vpc.c
+++ b/block/vpc.c
@@ -744,7 +744,7 @@ static int vpc_create(const char *filename, QEMUOptionParameter
*options)
}
fail:
- close(fd);
+ qemu_close(fd);
return ret;
}
diff --git a/block/vvfat.c b/block/vvfat.c
index 22b586a..59d3c5b 100644
--- a/block/vvfat.c
+++ b/block/vvfat.c
@@ -1105,7 +1105,7 @@ static inline void vvfat_close_current_file(BDRVVVFATState *s)
if(s->current_mapping) {
s->current_mapping = NULL;
if (s->current_fd) {
- close(s->current_fd);
+ qemu_close(s->current_fd);
s->current_fd = 0;
}
}
@@ -2230,7 +2230,7 @@ static int commit_one_file(BDRVVVFATState* s,
}
if (offset > 0) {
if (lseek(fd, offset, SEEK_SET) != offset) {
- close(fd);
+ qemu_close(fd);
g_free(cluster);
return -3;
}
@@ -2251,13 +2251,13 @@ static int commit_one_file(BDRVVVFATState* s,
(uint8_t*)cluster, (rest_size + 0x1ff) / 0x200);
if (ret < 0) {
- close(fd);
+ qemu_close(fd);
g_free(cluster);
return ret;
}
if (write(fd, cluster, rest_size) < 0) {
- close(fd);
+ qemu_close(fd);
g_free(cluster);
return -2;
}
@@ -2268,11 +2268,11 @@ static int commit_one_file(BDRVVVFATState* s,
if (ftruncate(fd, size)) {
perror("ftruncate()");
- close(fd);
+ qemu_close(fd);
g_free(cluster);
return -4;
}
- close(fd);
+ qemu_close(fd);
g_free(cluster);
return commit_mappings(s, first_cluster, dir_index);
diff --git a/osdep.c b/osdep.c
index 03817f0..7b09dff 100644
--- a/osdep.c
+++ b/osdep.c
@@ -104,6 +104,11 @@ int qemu_open(const char *name, int flags, ...)
return ret;
}
+int qemu_close(int fd)
+{
+ return close(fd);
+}
+
/*
* A variant of write(2) which handles partial write.
*
diff --git a/qemu-common.h b/qemu-common.h
index d26ff39..8c4638b 100644
--- a/qemu-common.h
+++ b/qemu-common.h
@@ -189,6 +189,7 @@ const char *path(const char *pathname);
void *qemu_oom_check(void *ptr);
int qemu_open(const char *name, int flags, ...);
+int qemu_close(int fd);
ssize_t qemu_write_full(int fd, const void *buf, size_t count)
QEMU_WARN_UNUSED_RESULT;
ssize_t qemu_send_full(int fd, const void *buf, size_t count, int flags)
diff --git a/savevm.c b/savevm.c
index 6e82b2d..8ecd5d2 100644
--- a/savevm.c
+++ b/savevm.c
@@ -513,7 +513,7 @@ static void qemu_fill_buffer(QEMUFile *f)
*
* Returns f->close() return value, or 0 if close function is not set.
*/
-static int qemu_close(QEMUFile *f)
+static int _qemu_fclose(QEMUFile *f)
{
int ret = 0;
if (f->close) {
@@ -535,7 +535,7 @@ int qemu_fclose(QEMUFile *f)
{
int ret;
qemu_fflush(f);
- ret = qemu_close(f);
+ ret = _qemu_fclose(f);
/* If any error was spotted before closing, we should report it
* instead of the close() return value.
*/
--
1.7.10.4