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migration/multifd: Inline page_size and page_count

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The MultiFD*Params structures are for per-channel data. Constant
values should not be there because that needlessly wastes cycles and
storage. The page_size and page_count fall into this category so move
them inline in multifd.h.

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 14:45:49 -03:00
parent bc112a6c90
commit 90fa121c6c
7 changed files with 71 additions and 55 deletions
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18
migration/multifd.h
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@ -13,6 +13,7 @@
#ifndef QEMU_MIGRATION_MULTIFD_H
#define QEMU_MIGRATION_MULTIFD_H
#include "exec/target_page.h"
#include "ram.h"
typedef struct MultiFDRecvData MultiFDRecvData;
@ -106,10 +107,6 @@ typedef struct {
QIOChannel *c;
/* packet allocated len */
uint32_t packet_len;
/* guest page size */
uint32_t page_size;
/* number of pages in a full packet */
uint32_t page_count;
/* multifd flags for sending ram */
int write_flags;
@ -173,10 +170,6 @@ typedef struct {
QIOChannel *c;
/* packet allocated len */
uint32_t packet_len;
/* guest page size */
uint32_t page_size;
/* number of pages in a full packet */
uint32_t page_count;
/* syncs main thread and channels */
QemuSemaphore sem_sync;
@ -254,4 +247,13 @@ static inline void multifd_send_prepare_header(MultiFDSendParams *p)
void multifd_channel_connect(MultiFDSendParams *p, QIOChannel *ioc);
static inline uint32_t multifd_ram_page_size(void)
{
return qemu_target_page_size();
}
static inline uint32_t multifd_ram_page_count(void)
{
return MULTIFD_PACKET_SIZE / qemu_target_page_size();
}
#endif