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[Qemu-devel] [PATCH 12/19] iostatus: move BlockdevOnError declaration to
From: |
Paolo Bonzini |
Subject: |
[Qemu-devel] [PATCH 12/19] iostatus: move BlockdevOnError declaration to QAPI |
Date: |
Fri, 28 Sep 2012 17:22:55 +0200 |
This will let block-stream reuse the enum. Places that used the enums
are renamed accordingly.
Signed-off-by: Paolo Bonzini <address@hidden>
---
block.c | 6 +++---
block.h | 5 -----
blockdev.c | 12 ++++++------
hw/fdc.c | 4 ++--
hw/ide/core.c | 6 +++---
hw/scsi-disk.c | 6 +++---
hw/scsi-generic.c | 4 ++--
hw/virtio-blk.c | 6 +++---
qapi-schema.json | 23 +++++++++++++++++++++++
9 file modificati, 45 inserzioni(+), 27 rimozioni(-)
diff --git a/block.c b/block.c
index a4225e7..ab2f7e0 100644
--- a/block.c
+++ b/block.c
@@ -4050,9 +4050,9 @@ void bdrv_iostatus_enable(BlockDriverState *bs)
bool bdrv_iostatus_is_enabled(const BlockDriverState *bs)
{
return (bs->iostatus_enabled &&
- (bs->on_write_error == BLOCK_ERR_STOP_ENOSPC ||
- bs->on_write_error == BLOCK_ERR_STOP_ANY ||
- bs->on_read_error == BLOCK_ERR_STOP_ANY));
+ (bs->on_write_error == BLOCKDEV_ON_ERROR_ENOSPC ||
+ bs->on_write_error == BLOCKDEV_ON_ERROR_STOP ||
+ bs->on_read_error == BLOCKDEV_ON_ERROR_STOP));
}
void bdrv_iostatus_disable(BlockDriverState *bs)
diff --git a/block.h b/block.h
index b4ef643..d93cbc3 100644
--- a/block.h
+++ b/block.h
@@ -91,11 +91,6 @@ typedef struct BlockDevOps {
#define BDRV_SECTOR_MASK ~(BDRV_SECTOR_SIZE - 1)
typedef enum {
- BLOCK_ERR_REPORT, BLOCK_ERR_IGNORE, BLOCK_ERR_STOP_ENOSPC,
- BLOCK_ERR_STOP_ANY
-} BlockdevOnError;
-
-typedef enum {
BDRV_ACTION_REPORT, BDRV_ACTION_IGNORE, BDRV_ACTION_STOP
} BlockErrorAction;
diff --git a/blockdev.c b/blockdev.c
index a718380..9fc794f 100644
--- a/blockdev.c
+++ b/blockdev.c
@@ -241,13 +241,13 @@ static void drive_put_ref_bh_schedule(DriveInfo *dinfo)
static int parse_block_error_action(const char *buf, int is_read)
{
if (!strcmp(buf, "ignore")) {
- return BLOCK_ERR_IGNORE;
+ return BLOCKDEV_ON_ERROR_IGNORE;
} else if (!is_read && !strcmp(buf, "enospc")) {
- return BLOCK_ERR_STOP_ENOSPC;
+ return BLOCKDEV_ON_ERROR_ENOSPC;
} else if (!strcmp(buf, "stop")) {
- return BLOCK_ERR_STOP_ANY;
+ return BLOCKDEV_ON_ERROR_STOP;
} else if (!strcmp(buf, "report")) {
- return BLOCK_ERR_REPORT;
+ return BLOCKDEV_ON_ERROR_REPORT;
} else {
error_report("'%s' invalid %s error action",
buf, is_read ? "read" : "write");
@@ -433,7 +433,7 @@ DriveInfo *drive_init(QemuOpts *opts, int default_to_scsi)
return NULL;
}
- on_write_error = BLOCK_ERR_STOP_ENOSPC;
+ on_write_error = BLOCKDEV_ON_ERROR_ENOSPC;
if ((buf = qemu_opt_get(opts, "werror")) != NULL) {
if (type != IF_IDE && type != IF_SCSI && type != IF_VIRTIO && type !=
IF_NONE) {
error_report("werror is not supported by this bus type");
@@ -446,7 +446,7 @@ DriveInfo *drive_init(QemuOpts *opts, int default_to_scsi)
}
}
- on_read_error = BLOCK_ERR_REPORT;
+ on_read_error = BLOCKDEV_ON_ERROR_REPORT;
if ((buf = qemu_opt_get(opts, "rerror")) != NULL) {
if (type != IF_IDE && type != IF_VIRTIO && type != IF_SCSI && type !=
IF_NONE) {
error_report("rerror is not supported by this bus type");
diff --git a/hw/fdc.c b/hw/fdc.c
index 08830c1..43b0f20 100644
--- a/hw/fdc.c
+++ b/hw/fdc.c
@@ -1994,11 +1994,11 @@ static int fdctrl_connect_drives(FDCtrl *fdctrl)
drive->fdctrl = fdctrl;
if (drive->bs) {
- if (bdrv_get_on_error(drive->bs, 0) != BLOCK_ERR_STOP_ENOSPC) {
+ if (bdrv_get_on_error(drive->bs, 0) != BLOCKDEV_ON_ERROR_ENOSPC) {
error_report("fdc doesn't support drive option werror");
return -1;
}
- if (bdrv_get_on_error(drive->bs, 1) != BLOCK_ERR_REPORT) {
+ if (bdrv_get_on_error(drive->bs, 1) != BLOCKDEV_ON_ERROR_REPORT) {
error_report("fdc doesn't support drive option rerror");
return -1;
}
diff --git a/hw/ide/core.c b/hw/ide/core.c
index 57b9fa4..2620e87 100644
--- a/hw/ide/core.c
+++ b/hw/ide/core.c
@@ -559,13 +559,13 @@ static int ide_handle_rw_error(IDEState *s, int error,
int op)
int is_read = (op & BM_STATUS_RETRY_READ);
BlockdevOnError action = bdrv_get_on_error(s->bs, is_read);
- if (action == BLOCK_ERR_IGNORE) {
+ if (action == BLOCKDEV_ON_ERROR_IGNORE) {
bdrv_emit_qmp_error_event(s->bs, BDRV_ACTION_IGNORE, is_read);
return 0;
}
- if ((error == ENOSPC && action == BLOCK_ERR_STOP_ENOSPC)
- || action == BLOCK_ERR_STOP_ANY) {
+ if ((error == ENOSPC && action == BLOCKDEV_ON_ERROR_ENOSPC)
+ || action == BLOCKDEV_ON_ERROR_STOP) {
s->bus->dma->ops->set_unit(s->bus->dma, s->unit);
s->bus->error_status = op;
bdrv_emit_qmp_error_event(s->bs, BDRV_ACTION_STOP, is_read);
diff --git a/hw/scsi-disk.c b/hw/scsi-disk.c
index fef83a3..c295326 100644
--- a/hw/scsi-disk.c
+++ b/hw/scsi-disk.c
@@ -390,13 +390,13 @@ static int scsi_handle_rw_error(SCSIDiskReq *r, int error)
SCSIDiskState *s = DO_UPCAST(SCSIDiskState, qdev, r->req.dev);
BlockdevOnError action = bdrv_get_on_error(s->qdev.conf.bs, is_read);
- if (action == BLOCK_ERR_IGNORE) {
+ if (action == BLOCKDEV_ON_ERROR_IGNORE) {
bdrv_emit_qmp_error_event(s->qdev.conf.bs, BDRV_ACTION_IGNORE,
is_read);
return 0;
}
- if ((error == ENOSPC && action == BLOCK_ERR_STOP_ENOSPC)
- || action == BLOCK_ERR_STOP_ANY) {
+ if ((error == ENOSPC && action == BLOCKDEV_ON_ERROR_ENOSPC)
+ || action == BLOCKDEV_ON_ERROR_STOP) {
bdrv_emit_qmp_error_event(s->qdev.conf.bs, BDRV_ACTION_STOP, is_read);
vm_stop(RUN_STATE_IO_ERROR);
diff --git a/hw/scsi-generic.c b/hw/scsi-generic.c
index a5eb663..d904534 100644
--- a/hw/scsi-generic.c
+++ b/hw/scsi-generic.c
@@ -400,11 +400,11 @@ static int scsi_generic_initfn(SCSIDevice *s)
return -1;
}
- if (bdrv_get_on_error(s->conf.bs, 0) != BLOCK_ERR_STOP_ENOSPC) {
+ if (bdrv_get_on_error(s->conf.bs, 0) != BLOCKDEV_ON_ERROR_ENOSPC) {
error_report("Device doesn't support drive option werror");
return -1;
}
- if (bdrv_get_on_error(s->conf.bs, 1) != BLOCK_ERR_REPORT) {
+ if (bdrv_get_on_error(s->conf.bs, 1) != BLOCKDEV_ON_ERROR_REPORT) {
error_report("Device doesn't support drive option rerror");
return -1;
}
diff --git a/hw/virtio-blk.c b/hw/virtio-blk.c
index 01e537d..f178fa8 100644
--- a/hw/virtio-blk.c
+++ b/hw/virtio-blk.c
@@ -69,13 +69,13 @@ static int virtio_blk_handle_rw_error(VirtIOBlockReq *req,
int error,
BlockdevOnError action = bdrv_get_on_error(req->dev->bs, is_read);
VirtIOBlock *s = req->dev;
- if (action == BLOCK_ERR_IGNORE) {
+ if (action == BLOCKDEV_ON_ERROR_IGNORE) {
bdrv_emit_qmp_error_event(s->bs, BDRV_ACTION_IGNORE, is_read);
return 0;
}
- if ((error == ENOSPC && action == BLOCK_ERR_STOP_ENOSPC)
- || action == BLOCK_ERR_STOP_ANY) {
+ if ((error == ENOSPC && action == BLOCKDEV_ON_ERROR_ENOSPC)
+ || action == BLOCKDEV_ON_ERROR_STOP) {
req->next = s->rq;
s->rq = req;
bdrv_emit_qmp_error_event(s->bs, BDRV_ACTION_STOP, is_read);
diff --git a/qapi-schema.json b/qapi-schema.json
index a37507a..406c180 100644
--- a/qapi-schema.json
+++ b/qapi-schema.json
@@ -1088,6 +1088,29 @@
{ 'command': 'query-pci', 'returns': ['PciInfo'] }
##
+# @BlockdevOnError:
+#
+# An enumeration of possible behaviors for errors on I/O operations.
+# The exact meaning depends on whether the I/O was initiated by a guest
+# or by a block job
+#
+# @report: for guest operations, report the error to the guest;
+# for jobs, cancel the job
+#
+# @ignore: ignore the error, only report a QMP event (BLOCK_IO_ERROR
+# or BLOCK_JOB_ERROR)
+#
+# @enospc: same as @stop on ENOSPC, same as @report otherwise.
+#
+# @stop: for guest operations, stop the virtual machine;
+# for jobs, pause the job
+#
+# Since: 1.3
+##
+{ 'enum': 'BlockdevOnError',
+ 'data': ['report', 'ignore', 'enospc', 'stop'] }
+
+##
# @BlockJobInfo:
#
# Information about a long-running block device operation.
--
1.7.12
- [Qemu-devel] [PATCH 10/19] block: rename block_job_complete to block_job_completed, (continued)
- [Qemu-devel] [PATCH 10/19] block: rename block_job_complete to block_job_completed, Paolo Bonzini, 2012/09/28
- [Qemu-devel] [PATCH 11/19] iostatus: rename BlockErrorAction, BlockQMPEventAction, Paolo Bonzini, 2012/09/28
- [Qemu-devel] [PATCH 15/19] block: introduce block job error, Paolo Bonzini, 2012/09/28
- [Qemu-devel] [PATCH 19/19] qemu-iotests: add tests for streaming error handling, Paolo Bonzini, 2012/09/28
- [Qemu-devel] [PATCH 17/19] blkdebug: process all set_state rules in the old state, Paolo Bonzini, 2012/09/28
- [Qemu-devel] [PATCH 18/19] qemu-iotests: map underscore to dash in QMP argument names, Paolo Bonzini, 2012/09/28
- [Qemu-devel] [PATCH 14/19] iostatus: reorganize io error code, Paolo Bonzini, 2012/09/28
- Re: [Qemu-devel] [PULL for Kevin 00/19] Block job improvements part 1, Eric Blake, 2012/09/28
- [Qemu-devel] [PATCH 13/19] iostatus: change is_read to a bool, Paolo Bonzini, 2012/09/28
- [Qemu-devel] [PATCH 16/19] stream: add on-error argument, Paolo Bonzini, 2012/09/28
- [Qemu-devel] [PATCH 12/19] iostatus: move BlockdevOnError declaration to QAPI,
Paolo Bonzini <=
- Re: [Qemu-devel] [PULL for Kevin 00/19] Block job improvements part 1, Kevin Wolf, 2012/09/28