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migration/multifd: Make MultiFDMethods const 

The methods are defined at module_init time and don't ever
change. Make them const.

Suggested-by: Philippe Mathieu-Daudé <philmd@linaro.org>
Reviewed-by: Peter Xu <peterx@redhat.com>
Signed-off-by: Fabiano Rosas <farosas@suse.de>
This commit is contained in:
Fabiano Rosas 2024-08-27 14:46:04 -03:00
parent 40c9471e40
commit 308d165c77
7 changed files with 10 additions and 10 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

2
migration/multifd-nocomp.c
View File

@ -377,7 +377,7 @@ bool multifd_send_prepare_common(MultiFDSendParams *p)
return true;
}
static MultiFDMethods multifd_nocomp_ops = {
static const MultiFDMethods multifd_nocomp_ops = {
.send_setup = multifd_nocomp_send_setup,
.send_cleanup = multifd_nocomp_send_cleanup,
.send_prepare = multifd_nocomp_send_prepare,

2
migration/multifd-qpl.c
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@ -694,7 +694,7 @@ static int multifd_qpl_recv(MultiFDRecvParams *p, Error **errp)
return multifd_qpl_decompress_pages_slow_path(p, errp);
}
static MultiFDMethods multifd_qpl_ops = {
static const MultiFDMethods multifd_qpl_ops = {
.send_setup = multifd_qpl_send_setup,
.send_cleanup = multifd_qpl_send_cleanup,
.send_prepare = multifd_qpl_send_prepare,

2
migration/multifd-uadk.c
View File

@ -305,7 +305,7 @@ static int multifd_uadk_recv(MultiFDRecvParams *p, Error **errp)
return 0;
}
static MultiFDMethods multifd_uadk_ops = {
static const MultiFDMethods multifd_uadk_ops = {
.send_setup = multifd_uadk_send_setup,
.send_cleanup = multifd_uadk_send_cleanup,
.send_prepare = multifd_uadk_send_prepare,

2
migration/multifd-zlib.c
View File

@ -277,7 +277,7 @@ static int multifd_zlib_recv(MultiFDRecvParams *p, Error **errp)
return 0;
}
static MultiFDMethods multifd_zlib_ops = {
static const MultiFDMethods multifd_zlib_ops = {
.send_setup = multifd_zlib_send_setup,
.send_cleanup = multifd_zlib_send_cleanup,
.send_prepare = multifd_zlib_send_prepare,

2
migration/multifd-zstd.c
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@ -265,7 +265,7 @@ static int multifd_zstd_recv(MultiFDRecvParams *p, Error **errp)
return 0;
}
static MultiFDMethods multifd_zstd_ops = {
static const MultiFDMethods multifd_zstd_ops = {
.send_setup = multifd_zstd_send_setup,
.send_cleanup = multifd_zstd_send_cleanup,
.send_prepare = multifd_zstd_send_prepare,

8
migration/multifd.c
View File

@ -76,7 +76,7 @@ struct {
*/
int exiting;
/* multifd ops */
MultiFDMethods *ops;
const MultiFDMethods *ops;
} *multifd_send_state;
struct {
@ -93,7 +93,7 @@ struct {
uint64_t packet_num;
int exiting;
/* multifd ops */
MultiFDMethods *ops;
const MultiFDMethods *ops;
} *multifd_recv_state;
MultiFDSendData *multifd_send_data_alloc(void)
@ -128,9 +128,9 @@ void multifd_send_channel_created(void)
qemu_sem_post(&multifd_send_state->channels_created);
}
static MultiFDMethods *multifd_ops[MULTIFD_COMPRESSION__MAX] = {};
static const MultiFDMethods *multifd_ops[MULTIFD_COMPRESSION__MAX] = {};
void multifd_register_ops(int method, MultiFDMethods *ops)
void multifd_register_ops(int method, const MultiFDMethods *ops)
{
assert(0 <= method && method < MULTIFD_COMPRESSION__MAX);
assert(!multifd_ops[method]);

2
migration/multifd.h
View File

@ -243,7 +243,7 @@ typedef struct {
int (*recv)(MultiFDRecvParams *p, Error **errp);
} MultiFDMethods;
void multifd_register_ops(int method, MultiFDMethods *ops);
void multifd_register_ops(int method, const MultiFDMethods *ops);
void multifd_send_fill_packet(MultiFDSendParams *p);
bool multifd_send_prepare_common(MultiFDSendParams *p);
void multifd_send_zero_page_detect(MultiFDSendParams *p);