mirrors/qemu
1
0
Fork 0
Code Issues Pull Requests Packages Projects Releases Wiki Activity

Use new created qemu_target_pages_to_MiB()

Browse Source 
Signed-off-by: Juan Quintela <quintela@redhat.com>
Reviewed-by: Richard Henderson <richard.henderson@linaro.org>
Message-Id: <20230511141208.17779-3-quintela@redhat.com>
This commit is contained in:
Juan Quintela 2023-05-11 16:12:05 +02:00
parent 62c5e181ee
commit beeda9b7cd
2 changed files with 8 additions and 14 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

11
migration/dirtyrate.c
View File

@ -16,6 +16,7 @@
#include "qapi/error.h"
#include "cpu.h"
#include "exec/ramblock.h"
#include "exec/target_page.h"
#include "exec/ram_addr.h"
#include "qemu/rcu_queue.h"
#include "qemu/main-loop.h"
@ -75,13 +76,11 @@ static inline void record_dirtypages(DirtyPageRecord *dirty_pages,
static int64_t do_calculate_dirtyrate(DirtyPageRecord dirty_pages,
int64_t calc_time_ms)
{
uint64_t memory_size_MB;
uint64_t increased_dirty_pages =
dirty_pages.end_pages - dirty_pages.start_pages;
uint64_t memory_size_MiB = qemu_target_pages_to_MiB(increased_dirty_pages);
memory_size_MB = (increased_dirty_pages * TARGET_PAGE_SIZE) >> 20;
return memory_size_MB * 1000 / calc_time_ms;
return memory_size_MiB * 1000 / calc_time_ms;
}
void global_dirty_log_change(unsigned int flag, bool start)
@ -292,8 +291,8 @@ static void update_dirtyrate_stat(struct RamblockDirtyInfo *info)
DirtyStat.page_sampling.total_dirty_samples += info->sample_dirty_count;
DirtyStat.page_sampling.total_sample_count += info->sample_pages_count;
/* size of total pages in MB */
DirtyStat.page_sampling.total_block_mem_MB += (info->ramblock_pages *
TARGET_PAGE_SIZE) >> 20;
DirtyStat.page_sampling.total_block_mem_MB +=
qemu_target_pages_to_MiB(info->ramblock_pages);
}
static void update_dirtyrate(uint64_t msec)

11
softmmu/dirtylimit.c
View File

@ -235,20 +235,15 @@ bool dirtylimit_vcpu_index_valid(int cpu_index)
static uint64_t dirtylimit_dirty_ring_full_time(uint64_t dirtyrate)
{
static uint64_t max_dirtyrate;
unsigned target_page_bits = qemu_target_page_bits();
uint64_t dirty_ring_size_MB;
uint64_t dirty_ring_size_MiB;
/* So far, the largest (non-huge) page size is 64k, i.e. 16 bits. */
assert(target_page_bits < 20);
/* Convert ring size (pages) to MiB (2**20). */
dirty_ring_size_MB = kvm_dirty_ring_size() >> (20 - target_page_bits);
dirty_ring_size_MiB = qemu_target_pages_to_MiB(kvm_dirty_ring_size());
if (max_dirtyrate < dirtyrate) {
max_dirtyrate = dirtyrate;
}
return dirty_ring_size_MB * 1000000 / max_dirtyrate;
return dirty_ring_size_MiB * 1000000 / max_dirtyrate;
}
static inline bool dirtylimit_done(uint64_t quota,