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blockdev: Make drive_init() use error_report() 

This makes the errors point to the error location, and fixes drive_add
to report errors in the monitor instead of stderr.

While there, tweak a few error messages for consistency.

Signed-off-by: Markus Armbruster <armbru@redhat.com>
Reviewed-by: Stefan Hajnoczi <stefanha@linux.vnet.ibm.com>
Signed-off-by: Kevin Wolf <kwolf@redhat.com>
This commit is contained in:
Markus Armbruster 2011-01-17 19:31:27 +01:00 committed by Kevin Wolf
parent 4838485405
commit 807105a775
1 changed files with 28 additions and 31 deletions
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59
blockdev.c
View File

@ -107,7 +107,7 @@ DriveInfo *drive_get_by_blockdev(BlockDriverState *bs)
static void bdrv_format_print(void *opaque, const char *name)
{
fprintf(stderr, " %s", name);
error_printf(" %s", name);
}
void drive_uninit(DriveInfo *dinfo)
@ -129,8 +129,8 @@ static int parse_block_error_action(const char *buf, int is_read)
} else if (!strcmp(buf, "report")) {
return BLOCK_ERR_REPORT;
} else {
fprintf(stderr, "qemu: '%s' invalid %s error action\n",
buf, is_read ? "read" : "write");
error_report("'%s' invalid %s error action",
buf, is_read ? "read" : "write");
return -1;
}
}
@ -217,31 +217,30 @@ DriveInfo *drive_init(QemuOpts *opts, int default_to_scsi, int *fatal_error)
type = IF_NONE;
max_devs = 0;
} else {
fprintf(stderr, "qemu: unsupported bus type '%s'\n", buf);
error_report("unsupported bus type '%s'", buf);
return NULL;
}
}
if (cyls || heads || secs) {
if (cyls < 1 || (type == IF_IDE && cyls > 16383)) {
fprintf(stderr, "qemu: invalid physical cyls number\n");
error_report("invalid physical cyls number");
return NULL;
}
if (heads < 1 || (type == IF_IDE && heads > 16)) {
fprintf(stderr, "qemu: invalid physical heads number\n");
error_report("invalid physical heads number");
return NULL;
}
if (secs < 1 || (type == IF_IDE && secs > 63)) {
fprintf(stderr, "qemu: invalid physical secs number\n");
error_report("invalid physical secs number");
return NULL;
}
}
if ((buf = qemu_opt_get(opts, "trans")) != NULL) {
if (!cyls) {
fprintf(stderr,
"qemu: '%s' trans must be used with cyls,heads and secs\n",
buf);
error_report("'%s' trans must be used with cyls,heads and secs",
buf);
return NULL;
}
if (!strcmp(buf, "none"))
@ -251,7 +250,7 @@ DriveInfo *drive_init(QemuOpts *opts, int default_to_scsi, int *fatal_error)
else if (!strcmp(buf, "auto"))
translation = BIOS_ATA_TRANSLATION_AUTO;
else {
fprintf(stderr, "qemu: '%s' invalid translation type\n", buf);
error_report("'%s' invalid translation type", buf);
return NULL;
}
}
@ -261,13 +260,12 @@ DriveInfo *drive_init(QemuOpts *opts, int default_to_scsi, int *fatal_error)
media = MEDIA_DISK;
} else if (!strcmp(buf, "cdrom")) {
if (cyls || secs || heads) {
fprintf(stderr,
"qemu: '%s' invalid physical CHS format\n", buf);
error_report("'%s' invalid physical CHS format", buf);
return NULL;
}
media = MEDIA_CDROM;
} else {
fprintf(stderr, "qemu: '%s' invalid media\n", buf);
error_report("'%s' invalid media", buf);
return NULL;
}
}
@ -283,7 +281,7 @@ DriveInfo *drive_init(QemuOpts *opts, int default_to_scsi, int *fatal_error)
} else if (!strcmp(buf, "writethrough")) {
/* this is the default */
} else {
fprintf(stderr, "qemu: invalid cache option\n");
error_report("invalid cache option");
return NULL;
}
}
@ -295,7 +293,7 @@ DriveInfo *drive_init(QemuOpts *opts, int default_to_scsi, int *fatal_error)
} else if (!strcmp(buf, "threads")) {
/* this is the default */
} else {
fprintf(stderr, "qemu: invalid aio option\n");
error_report("invalid aio option");
return NULL;
}
}
@ -303,14 +301,14 @@ DriveInfo *drive_init(QemuOpts *opts, int default_to_scsi, int *fatal_error)
if ((buf = qemu_opt_get(opts, "format")) != NULL) {
if (strcmp(buf, "?") == 0) {
fprintf(stderr, "qemu: Supported formats:");
bdrv_iterate_format(bdrv_format_print, NULL);
fprintf(stderr, "\n");
return NULL;
error_printf("Supported formats:");
bdrv_iterate_format(bdrv_format_print, NULL);
error_printf("\n");
return NULL;
}
drv = bdrv_find_whitelisted_format(buf);
if (!drv) {
fprintf(stderr, "qemu: '%s' invalid format\n", buf);
error_report("'%s' invalid format", buf);
return NULL;
}
}
@ -318,7 +316,7 @@ DriveInfo *drive_init(QemuOpts *opts, int default_to_scsi, int *fatal_error)
on_write_error = BLOCK_ERR_STOP_ENOSPC;
if ((buf = qemu_opt_get(opts, "werror")) != NULL) {
if (type != IF_IDE && type != IF_SCSI && type != IF_VIRTIO && type != IF_NONE) {
fprintf(stderr, "werror is not supported by this format\n");
error_report("werror is not supported by this bus type");
return NULL;
}
@ -331,7 +329,7 @@ DriveInfo *drive_init(QemuOpts *opts, int default_to_scsi, int *fatal_error)
on_read_error = BLOCK_ERR_REPORT;
if ((buf = qemu_opt_get(opts, "rerror")) != NULL) {
if (type != IF_IDE && type != IF_VIRTIO && type != IF_SCSI && type != IF_NONE) {
fprintf(stderr, "rerror is not supported by this format\n");
error_report("rerror is not supported by this bus type");
return NULL;
}
@ -343,7 +341,7 @@ DriveInfo *drive_init(QemuOpts *opts, int default_to_scsi, int *fatal_error)
if ((devaddr = qemu_opt_get(opts, "addr")) != NULL) {
if (type != IF_VIRTIO) {
fprintf(stderr, "addr is not supported\n");
error_report("addr is not supported by this bus type");
return NULL;
}
}
@ -352,8 +350,7 @@ DriveInfo *drive_init(QemuOpts *opts, int default_to_scsi, int *fatal_error)
if (index != -1) {
if (bus_id != 0 || unit_id != -1) {
fprintf(stderr,
"qemu: index cannot be used with bus and unit\n");
error_report("index cannot be used with bus and unit");
return NULL;
}
if (max_devs == 0)
@ -384,8 +381,8 @@ DriveInfo *drive_init(QemuOpts *opts, int default_to_scsi, int *fatal_error)
/* check unit id */
if (max_devs && unit_id >= max_devs) {
fprintf(stderr, "qemu: unit %d too big (max is %d)\n",
unit_id, max_devs - 1);
error_report("unit %d too big (max is %d)",
unit_id, max_devs - 1);
return NULL;
}
@ -479,7 +476,7 @@ DriveInfo *drive_init(QemuOpts *opts, int default_to_scsi, int *fatal_error)
ro = 1;
} else if (ro == 1) {
if (type != IF_SCSI && type != IF_VIRTIO && type != IF_FLOPPY && type != IF_NONE) {
fprintf(stderr, "qemu: readonly flag not supported for drive with this interface\n");
error_report("readonly not supported by this bus type");
return NULL;
}
}
@ -488,8 +485,8 @@ DriveInfo *drive_init(QemuOpts *opts, int default_to_scsi, int *fatal_error)
ret = bdrv_open(dinfo->bdrv, file, bdrv_flags, drv);
if (ret < 0) {
fprintf(stderr, "qemu: could not open disk image %s: %s\n",
file, strerror(-ret));
error_report("could not open disk image %s: %s",
file, strerror(-ret));
return NULL;
}