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Diffstat (limited to 'blockdev.c')
-rw-r--r--blockdev.c25
1 files changed, 0 insertions, 25 deletions
diff --git a/blockdev.c b/blockdev.c
index 7b87bd8a71..e2ace04346 100644
--- a/blockdev.c
+++ b/blockdev.c
@@ -356,7 +356,6 @@ static void extract_common_blockdev_options(QemuOpts *opts, int *bdrv_flags,
const char **throttling_group, ThrottleConfig *throttle_cfg,
BlockdevDetectZeroesOptions *detect_zeroes, Error **errp)
{
- const char *discard;
Error *local_error = NULL;
const char *aio;
@@ -365,13 +364,6 @@ static void extract_common_blockdev_options(QemuOpts *opts, int *bdrv_flags,
*bdrv_flags |= BDRV_O_COPY_ON_READ;
}
- if ((discard = qemu_opt_get(opts, "discard")) != NULL) {
- if (bdrv_parse_discard_flags(discard, bdrv_flags) != 0) {
- error_setg(errp, "Invalid discard option");
- return;
- }
- }
-
if ((aio = qemu_opt_get(opts, "aio")) != NULL) {
if (!strcmp(aio, "native")) {
*bdrv_flags |= BDRV_O_NATIVE_AIO;
@@ -449,15 +441,6 @@ static void extract_common_blockdev_options(QemuOpts *opts, int *bdrv_flags,
error_propagate(errp, local_error);
return;
}
-
- if (bdrv_flags &&
- *detect_zeroes == BLOCKDEV_DETECT_ZEROES_OPTIONS_UNMAP &&
- !(*bdrv_flags & BDRV_O_UNMAP))
- {
- error_setg(errp, "setting detect-zeroes to unmap is not allowed "
- "without setting discard operation to unmap");
- return;
- }
}
}
@@ -3990,10 +3973,6 @@ QemuOptsList qemu_common_drive_opts = {
.type = QEMU_OPT_BOOL,
.help = "enable/disable snapshot mode",
},{
- .name = "discard",
- .type = QEMU_OPT_STRING,
- .help = "discard operation (ignore/off, unmap/on)",
- },{
.name = "aio",
.type = QEMU_OPT_STRING,
.help = "host AIO implementation (threads, native)",
@@ -4125,10 +4104,6 @@ static QemuOptsList qemu_root_bds_opts = {
.head = QTAILQ_HEAD_INITIALIZER(qemu_root_bds_opts.head),
.desc = {
{
- .name = "discard",
- .type = QEMU_OPT_STRING,
- .help = "discard operation (ignore/off, unmap/on)",
- },{
.name = "aio",
.type = QEMU_OPT_STRING,
.help = "host AIO implementation (threads, native)",