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-rw-r--r--Makefile2
-rw-r--r--backends/hostmem.c37
-rw-r--r--hw/mem/pc-dimm.c18
-rw-r--r--hw/misc/ivshmem.c14
-rw-r--r--hw/scsi/scsi-bus.c41
-rw-r--r--include/block/scsi.h6
-rw-r--r--include/disas/bfd.h2
-rw-r--r--include/hw/scsi/scsi.h7
-rw-r--r--include/qemu/osdep.h3
-rw-r--r--include/sysemu/char.h7
-rw-r--r--include/sysemu/hostmem.h4
-rw-r--r--main-loop.c2
-rw-r--r--net/slirp.c11
-rw-r--r--net/tap.c27
-rw-r--r--qemu-char.c4
-rw-r--r--qobject/json-streamer.c8
-rw-r--r--util/qemu-sockets.c2
-rw-r--r--vl.c7
18 files changed, 154 insertions, 48 deletions
diff --git a/Makefile b/Makefile
index c054bc6..4570637 100644
--- a/Makefile
+++ b/Makefile
@@ -185,7 +185,7 @@ qemu-version.h: FORCE
printf '""\n'; \
fi; \
fi) > $@.tmp)
- $(call quiet-command, cmp --quiet $@ $@.tmp || mv $@.tmp $@)
+ $(call quiet-command, cmp -s $@ $@.tmp || mv $@.tmp $@)
config-host.h: config-host.h-timestamp
config-host.h-timestamp: config-host.mak
diff --git a/backends/hostmem.c b/backends/hostmem.c
index 6e28be1..ac80257 100644
--- a/backends/hostmem.c
+++ b/backends/hostmem.c
@@ -64,6 +64,14 @@ out:
error_propagate(errp, local_err);
}
+static uint16List **host_memory_append_node(uint16List **node,
+ unsigned long value)
+{
+ *node = g_malloc0(sizeof(**node));
+ (*node)->value = value;
+ return &(*node)->next;
+}
+
static void
host_memory_backend_get_host_nodes(Object *obj, Visitor *v, const char *name,
void *opaque, Error **errp)
@@ -74,25 +82,23 @@ host_memory_backend_get_host_nodes(Object *obj, Visitor *v, const char *name,
unsigned long value;
value = find_first_bit(backend->host_nodes, MAX_NODES);
+
+ node = host_memory_append_node(node, value);
+
if (value == MAX_NODES) {
- return;
+ goto out;
}
- *node = g_malloc0(sizeof(**node));
- (*node)->value = value;
- node = &(*node)->next;
-
do {
value = find_next_bit(backend->host_nodes, MAX_NODES, value + 1);
if (value == MAX_NODES) {
break;
}
- *node = g_malloc0(sizeof(**node));
- (*node)->value = value;
- node = &(*node)->next;
+ node = host_memory_append_node(node, value);
} while (true);
+out:
visit_type_uint16List(v, name, &host_nodes, errp);
}
@@ -258,6 +264,16 @@ host_memory_backend_get_memory(HostMemoryBackend *backend, Error **errp)
return memory_region_size(&backend->mr) ? &backend->mr : NULL;
}
+void host_memory_backend_set_mapped(HostMemoryBackend *backend, bool mapped)
+{
+ backend->is_mapped = mapped;
+}
+
+bool host_memory_backend_is_mapped(HostMemoryBackend *backend)
+{
+ return backend->is_mapped;
+}
+
static void
host_memory_backend_memory_complete(UserCreatable *uc, Error **errp)
{
@@ -335,10 +351,7 @@ host_memory_backend_memory_complete(UserCreatable *uc, Error **errp)
static bool
host_memory_backend_can_be_deleted(UserCreatable *uc, Error **errp)
{
- MemoryRegion *mr;
-
- mr = host_memory_backend_get_memory(MEMORY_BACKEND(uc), errp);
- if (memory_region_is_mapped(mr)) {
+ if (host_memory_backend_is_mapped(MEMORY_BACKEND(uc))) {
return false;
} else {
return true;
diff --git a/hw/mem/pc-dimm.c b/hw/mem/pc-dimm.c
index 249193a..9e8dab0 100644
--- a/hw/mem/pc-dimm.c
+++ b/hw/mem/pc-dimm.c
@@ -369,14 +369,9 @@ static void pc_dimm_get_size(Object *obj, Visitor *v, const char *name,
static void pc_dimm_check_memdev_is_busy(Object *obj, const char *name,
Object *val, Error **errp)
{
- MemoryRegion *mr;
Error *local_err = NULL;
- mr = host_memory_backend_get_memory(MEMORY_BACKEND(val), &local_err);
- if (local_err) {
- goto out;
- }
- if (memory_region_is_mapped(mr)) {
+ if (host_memory_backend_is_mapped(MEMORY_BACKEND(val))) {
char *path = object_get_canonical_path_component(val);
error_setg(&local_err, "can't use already busy memdev: %s", path);
g_free(path);
@@ -384,7 +379,6 @@ static void pc_dimm_check_memdev_is_busy(Object *obj, const char *name,
qdev_prop_allow_set_link_before_realize(obj, name, val, &local_err);
}
-out:
error_propagate(errp, local_err);
}
@@ -421,6 +415,15 @@ static void pc_dimm_realize(DeviceState *dev, Error **errp)
if (ddc->realize) {
ddc->realize(dimm, errp);
}
+
+ host_memory_backend_set_mapped(dimm->hostmem, true);
+}
+
+static void pc_dimm_unrealize(DeviceState *dev, Error **errp)
+{
+ PCDIMMDevice *dimm = PC_DIMM(dev);
+
+ host_memory_backend_set_mapped(dimm->hostmem, false);
}
static MemoryRegion *pc_dimm_get_memory_region(PCDIMMDevice *dimm)
@@ -439,6 +442,7 @@ static void pc_dimm_class_init(ObjectClass *oc, void *data)
PCDIMMDeviceClass *ddc = PC_DIMM_CLASS(oc);
dc->realize = pc_dimm_realize;
+ dc->unrealize = pc_dimm_unrealize;
dc->props = pc_dimm_properties;
dc->desc = "DIMM memory module";
diff --git a/hw/misc/ivshmem.c b/hw/misc/ivshmem.c
index c4dde3a..7e7c843 100644
--- a/hw/misc/ivshmem.c
+++ b/hw/misc/ivshmem.c
@@ -1008,10 +1008,7 @@ static const TypeInfo ivshmem_common_info = {
static void ivshmem_check_memdev_is_busy(Object *obj, const char *name,
Object *val, Error **errp)
{
- MemoryRegion *mr;
-
- mr = host_memory_backend_get_memory(MEMORY_BACKEND(val), &error_abort);
- if (memory_region_is_mapped(mr)) {
+ if (host_memory_backend_is_mapped(MEMORY_BACKEND(val))) {
char *path = object_get_canonical_path_component(val);
error_setg(errp, "can't use already busy memdev: %s", path);
g_free(path);
@@ -1060,6 +1057,14 @@ static void ivshmem_plain_realize(PCIDevice *dev, Error **errp)
}
ivshmem_common_realize(dev, errp);
+ host_memory_backend_set_mapped(s->hostmem, true);
+}
+
+static void ivshmem_plain_exit(PCIDevice *pci_dev)
+{
+ IVShmemState *s = IVSHMEM_COMMON(pci_dev);
+
+ host_memory_backend_set_mapped(s->hostmem, false);
}
static void ivshmem_plain_class_init(ObjectClass *klass, void *data)
@@ -1068,6 +1073,7 @@ static void ivshmem_plain_class_init(ObjectClass *klass, void *data)
PCIDeviceClass *k = PCI_DEVICE_CLASS(klass);
k->realize = ivshmem_plain_realize;
+ k->exit = ivshmem_plain_exit;
dc->props = ivshmem_plain_properties;
dc->vmsd = &ivshmem_plain_vmsd;
}
diff --git a/hw/scsi/scsi-bus.c b/hw/scsi/scsi-bus.c
index ad6f398..297216d 100644
--- a/hw/scsi/scsi-bus.c
+++ b/hw/scsi/scsi-bus.c
@@ -461,6 +461,14 @@ static bool scsi_target_emulate_inquiry(SCSITargetReq *r)
return true;
}
+static size_t scsi_sense_len(SCSIRequest *req)
+{
+ if (req->dev->type == TYPE_SCANNER)
+ return SCSI_SENSE_LEN_SCANNER;
+ else
+ return SCSI_SENSE_LEN;
+}
+
static int32_t scsi_target_send_command(SCSIRequest *req, uint8_t *buf)
{
SCSITargetReq *r = DO_UPCAST(SCSITargetReq, req, req);
@@ -477,7 +485,7 @@ static int32_t scsi_target_send_command(SCSIRequest *req, uint8_t *buf)
}
break;
case REQUEST_SENSE:
- scsi_target_alloc_buf(&r->req, SCSI_SENSE_LEN);
+ scsi_target_alloc_buf(&r->req, scsi_sense_len(req));
r->len = scsi_device_get_sense(r->req.dev, r->buf,
MIN(req->cmd.xfer, r->buf_len),
(req->cmd.buf[1] & 1) == 0);
@@ -1132,6 +1140,29 @@ static int scsi_req_medium_changer_xfer(SCSICommand *cmd, SCSIDevice *dev, uint8
return 0;
}
+static int scsi_req_scanner_length(SCSICommand *cmd, SCSIDevice *dev, uint8_t *buf)
+{
+ switch (buf[0]) {
+ /* Scanner commands */
+ case OBJECT_POSITION:
+ cmd->xfer = 0;
+ break;
+ case SCAN:
+ cmd->xfer = buf[4];
+ break;
+ case READ_10:
+ case SEND:
+ case GET_WINDOW:
+ case SET_WINDOW:
+ cmd->xfer = buf[8] | (buf[7] << 8) | (buf[6] << 16);
+ break;
+ default:
+ /* GET_DATA_BUFFER_STATUS xfer handled by scsi_req_xfer */
+ return scsi_req_xfer(cmd, dev, buf);
+ }
+
+ return 0;
+}
static void scsi_cmd_xfer_mode(SCSICommand *cmd)
{
@@ -1178,6 +1209,11 @@ static void scsi_cmd_xfer_mode(SCSICommand *cmd)
case SEND_DVD_STRUCTURE:
case PERSISTENT_RESERVE_OUT:
case MAINTENANCE_OUT:
+ case SET_WINDOW:
+ case SCAN:
+ /* SCAN conflicts with START_STOP. START_STOP has cmd->xfer set to 0 for
+ * non-scanner devices, so we only get here for SCAN and not for START_STOP.
+ */
cmd->mode = SCSI_XFER_TO_DEV;
break;
case ATA_PASSTHROUGH_12:
@@ -1258,6 +1294,9 @@ int scsi_req_parse_cdb(SCSIDevice *dev, SCSICommand *cmd, uint8_t *buf)
case TYPE_MEDIUM_CHANGER:
rc = scsi_req_medium_changer_xfer(cmd, dev, buf);
break;
+ case TYPE_SCANNER:
+ rc = scsi_req_scanner_length(cmd, dev, buf);
+ break;
default:
rc = scsi_req_xfer(cmd, dev, buf);
break;
diff --git a/include/block/scsi.h b/include/block/scsi.h
index d938ffc..cdf0a58 100644
--- a/include/block/scsi.h
+++ b/include/block/scsi.h
@@ -49,13 +49,17 @@
#define ERASE 0x19
#define MODE_SENSE 0x1a
#define LOAD_UNLOAD 0x1b
+#define SCAN 0x1b
#define START_STOP 0x1b
#define RECEIVE_DIAGNOSTIC 0x1c
#define SEND_DIAGNOSTIC 0x1d
#define ALLOW_MEDIUM_REMOVAL 0x1e
+#define SET_WINDOW 0x24
#define READ_CAPACITY_10 0x25
+#define GET_WINDOW 0x25
#define READ_10 0x28
#define WRITE_10 0x2a
+#define SEND 0x2a
#define SEEK_10 0x2b
#define LOCATE_10 0x2b
#define POSITION_TO_ELEMENT 0x2b
@@ -63,10 +67,12 @@
#define VERIFY_10 0x2f
#define SEARCH_HIGH 0x30
#define SEARCH_EQUAL 0x31
+#define OBJECT_POSITION 0x31
#define SEARCH_LOW 0x32
#define SET_LIMITS 0x33
#define PRE_FETCH 0x34
#define READ_POSITION 0x34
+#define GET_DATA_BUFFER_STATUS 0x34
#define SYNCHRONIZE_CACHE 0x35
#define LOCK_UNLOCK_CACHE 0x36
#define INITIALIZE_ELEMENT_STATUS_WITH_RANGE 0x37
diff --git a/include/disas/bfd.h b/include/disas/bfd.h
index 5fbff00..64c9544 100644
--- a/include/disas/bfd.h
+++ b/include/disas/bfd.h
@@ -9,7 +9,7 @@
#ifndef DISAS_BFD_H
#define DISAS_BFD_H
-#include "qemu-common.h"
+#include "qemu/fprintf-fn.h"
typedef void *PTR;
typedef uint64_t bfd_vma;
diff --git a/include/hw/scsi/scsi.h b/include/hw/scsi/scsi.h
index 8acd3fa..94d7868 100644
--- a/include/hw/scsi/scsi.h
+++ b/include/hw/scsi/scsi.h
@@ -8,9 +8,10 @@
#define MAX_SCSI_DEVS 255
-#define SCSI_CMD_BUF_SIZE 16
-#define SCSI_SENSE_LEN 18
-#define SCSI_INQUIRY_LEN 36
+#define SCSI_CMD_BUF_SIZE 16
+#define SCSI_SENSE_LEN 18
+#define SCSI_SENSE_LEN_SCANNER 32
+#define SCSI_INQUIRY_LEN 36
typedef struct SCSIBus SCSIBus;
typedef struct SCSIBusInfo SCSIBusInfo;
diff --git a/include/qemu/osdep.h b/include/qemu/osdep.h
index 7361006..fbb8759 100644
--- a/include/qemu/osdep.h
+++ b/include/qemu/osdep.h
@@ -151,7 +151,8 @@ extern int daemon(int, int);
/* Minimum function that returns zero only iff both values are zero.
* Intended for use with unsigned values only. */
#ifndef MIN_NON_ZERO
-#define MIN_NON_ZERO(a, b) (((a) != 0 && (a) < (b)) ? (a) : (b))
+#define MIN_NON_ZERO(a, b) ((a) == 0 ? (b) : \
+ ((b) == 0 ? (a) : (MIN(a, b))))
#endif
/* Round number down to multiple */
diff --git a/include/sysemu/char.h b/include/sysemu/char.h
index 57df10a..0ea9eac 100644
--- a/include/sysemu/char.h
+++ b/include/sysemu/char.h
@@ -152,6 +152,13 @@ CharDriverState *qemu_chr_new(const char *label, const char *filename,
void qemu_chr_disconnect(CharDriverState *chr);
/**
+ * @qemu_chr_cleanup:
+ *
+ * Delete all chardevs (when leaving qemu)
+ */
+void qemu_chr_cleanup(void);
+
+/**
* @qemu_chr_new_noreplay:
*
* Create a new character backend from a URI.
diff --git a/include/sysemu/hostmem.h b/include/sysemu/hostmem.h
index 9bc2e70..678232a 100644
--- a/include/sysemu/hostmem.h
+++ b/include/sysemu/hostmem.h
@@ -54,7 +54,7 @@ struct HostMemoryBackend {
/* protected */
uint64_t size;
bool merge, dump;
- bool prealloc, force_prealloc;
+ bool prealloc, force_prealloc, is_mapped;
DECLARE_BITMAP(host_nodes, MAX_NODES + 1);
HostMemPolicy policy;
@@ -64,4 +64,6 @@ struct HostMemoryBackend {
MemoryRegion *host_memory_backend_get_memory(HostMemoryBackend *backend,
Error **errp);
+void host_memory_backend_set_mapped(HostMemoryBackend *backend, bool mapped);
+bool host_memory_backend_is_mapped(HostMemoryBackend *backend);
#endif
diff --git a/main-loop.c b/main-loop.c
index 89a6994..6a7f8d3 100644
--- a/main-loop.c
+++ b/main-loop.c
@@ -154,11 +154,11 @@ int qemu_init_main_loop(Error **errp)
}
qemu_aio_context = aio_context_new(&local_error);
- qemu_notify_bh = qemu_bh_new(notify_event_cb, NULL);
if (!qemu_aio_context) {
error_propagate(errp, local_error);
return -EMFILE;
}
+ qemu_notify_bh = qemu_bh_new(notify_event_cb, NULL);
gpollfds = g_array_new(FALSE, FALSE, sizeof(GPollFD));
src = aio_get_g_source(qemu_aio_context);
g_source_attach(src, NULL);
diff --git a/net/slirp.c b/net/slirp.c
index 31630f0..28207b6 100644
--- a/net/slirp.c
+++ b/net/slirp.c
@@ -38,6 +38,7 @@
#include "slirp/libslirp.h"
#include "slirp/ip6.h"
#include "sysemu/char.h"
+#include "sysemu/sysemu.h"
#include "qemu/cutils.h"
static int get_str_sep(char *buf, int buf_size, const char **pp, int sep)
@@ -76,6 +77,7 @@ typedef struct SlirpState {
NetClientState nc;
QTAILQ_ENTRY(SlirpState) entry;
Slirp *slirp;
+ Notifier exit_notifier;
#ifndef _WIN32
char smb_dir[128];
#endif
@@ -118,11 +120,18 @@ static ssize_t net_slirp_receive(NetClientState *nc, const uint8_t *buf, size_t
return size;
}
+static void slirp_smb_exit(Notifier *n, void *data)
+{
+ SlirpState *s = container_of(n, SlirpState, exit_notifier);
+ slirp_smb_cleanup(s);
+}
+
static void net_slirp_cleanup(NetClientState *nc)
{
SlirpState *s = DO_UPCAST(SlirpState, nc, nc);
slirp_cleanup(s->slirp);
+ qemu_remove_exit_notifier(&s->exit_notifier);
slirp_smb_cleanup(s);
QTAILQ_REMOVE(&slirp_stacks, s, entry);
}
@@ -349,6 +358,8 @@ static int net_slirp_init(NetClientState *peer, const char *model,
}
#endif
+ s->exit_notifier.notify = slirp_smb_exit;
+ qemu_add_exit_notifier(&s->exit_notifier);
return 0;
error:
diff --git a/net/tap.c b/net/tap.c
index 676bad4..e9c32f3 100644
--- a/net/tap.c
+++ b/net/tap.c
@@ -58,6 +58,7 @@ typedef struct TAPState {
bool enabled;
VHostNetState *vhost_net;
unsigned host_vnet_hdr_len;
+ Notifier exit;
} TAPState;
static void launch_script(const char *setup_script, const char *ifname,
@@ -292,10 +293,22 @@ static void tap_set_offload(NetClientState *nc, int csum, int tso4,
tap_fd_set_offload(s->fd, csum, tso4, tso6, ecn, ufo);
}
+static void tap_exit_notify(Notifier *notifier, void *data)
+{
+ TAPState *s = container_of(notifier, TAPState, exit);
+ Error *err = NULL;
+
+ if (s->down_script[0]) {
+ launch_script(s->down_script, s->down_script_arg, s->fd, &err);
+ if (err) {
+ error_report_err(err);
+ }
+ }
+}
+
static void tap_cleanup(NetClientState *nc)
{
TAPState *s = DO_UPCAST(TAPState, nc, nc);
- Error *err = NULL;
if (s->vhost_net) {
vhost_net_cleanup(s->vhost_net);
@@ -304,12 +317,8 @@ static void tap_cleanup(NetClientState *nc)
qemu_purge_queued_packets(nc);
- if (s->down_script[0]) {
- launch_script(s->down_script, s->down_script_arg, s->fd, &err);
- if (err) {
- error_report_err(err);
- }
- }
+ tap_exit_notify(&s->exit, NULL);
+ qemu_remove_exit_notifier(&s->exit);
tap_read_poll(s, false);
tap_write_poll(s, false);
@@ -379,6 +388,10 @@ static TAPState *net_tap_fd_init(NetClientState *peer,
}
tap_read_poll(s, true);
s->vhost_net = NULL;
+
+ s->exit.notify = tap_exit_notify;
+ qemu_add_exit_notifier(&s->exit);
+
return s;
}
diff --git a/qemu-char.c b/qemu-char.c
index 0698b98..e4b8448 100644
--- a/qemu-char.c
+++ b/qemu-char.c
@@ -4548,7 +4548,7 @@ void qmp_chardev_remove(const char *id, Error **errp)
qemu_chr_delete(chr);
}
-static void qemu_chr_cleanup(void)
+void qemu_chr_cleanup(void)
{
CharDriverState *chr, *tmp;
@@ -4603,8 +4603,6 @@ static void register_types(void)
* is specified
*/
qemu_add_machine_init_done_notifier(&muxes_realize_notify);
-
- atexit(qemu_chr_cleanup);
}
type_init(register_types);
diff --git a/qobject/json-streamer.c b/qobject/json-streamer.c
index 7164390..c51c202 100644
--- a/qobject/json-streamer.c
+++ b/qobject/json-streamer.c
@@ -39,6 +39,7 @@ static void json_message_process_token(JSONLexer *lexer, GString *input,
{
JSONMessageParser *parser = container_of(lexer, JSONMessageParser, lexer);
JSONToken *token;
+ GQueue *tokens;
switch (type) {
case JSON_LCURLY:
@@ -96,9 +97,12 @@ out_emit:
/* send current list of tokens to parser and reset tokenizer */
parser->brace_count = 0;
parser->bracket_count = 0;
- /* parser->emit takes ownership of parser->tokens. */
- parser->emit(parser, parser->tokens);
+ /* parser->emit takes ownership of parser->tokens. Remove our own
+ * reference to parser->tokens before handing it out to parser->emit.
+ */
+ tokens = parser->tokens;
parser->tokens = g_queue_new();
+ parser->emit(parser, tokens);
parser->token_size = 0;
}
diff --git a/util/qemu-sockets.c b/util/qemu-sockets.c
index fb83d48..777af49 100644
--- a/util/qemu-sockets.c
+++ b/util/qemu-sockets.c
@@ -1012,7 +1012,7 @@ void socket_listen_cleanup(int fd, Error **errp)
}
}
- g_free(addr);
+ qapi_free_SocketAddress(addr);
}
int socket_dgram(SocketAddress *remote, SocketAddress *local, Error **errp)
diff --git a/vl.c b/vl.c
index 356713e..d3ec532 100644
--- a/vl.c
+++ b/vl.c
@@ -4345,9 +4345,6 @@ int main(int argc, char **argv, char **envp)
qemu_opts_del(icount_opts);
}
- /* clean up network at qemu process termination */
- atexit(&net_cleanup);
-
if (default_net) {
QemuOptsList *net = qemu_find_opts("net");
qemu_opts_set(net, NULL, "type", "nic", &error_abort);
@@ -4611,5 +4608,9 @@ int main(int argc, char **argv, char **envp)
tpm_cleanup();
#endif
+ /* vhost-user must be cleaned up before chardevs. */
+ net_cleanup();
+ qemu_chr_cleanup();
+
return 0;
}
generated by cgit v1.1 at 2024-12-27 09:38:16 +0000