Message ID | 20230613145757.10131-7-quintela@redhat.com |
---|---|
State | New |
Headers | show |
Series | Migration compression cleanup | expand |
On Tue, 13 Jun 2023 16:57:45 +0200 Juan Quintela <quintela@redhat.com> wrote: > So we don't have to access compression_counters from outside > ram-compress.c. > > Signed-off-by: Juan Quintela <quintela@redhat.com> With the comment below fixed: Reviewed-by: Lukas Straub <lukasstraub2@web.de> > --- > migration/ram-compress.h | 3 +++ > migration/migration.c | 11 +---------- > migration/ram-compress.c | 14 ++++++++++++++ > 3 files changed, 18 insertions(+), 10 deletions(-) > > diff --git a/migration/ram-compress.h b/migration/ram-compress.h > index 6f7fe2f472..43ff44c0ba 100644 > --- a/migration/ram-compress.h > +++ b/migration/ram-compress.h > @@ -30,6 +30,7 @@ > #define QEMU_MIGRATION_COMPRESS_H > > #include "qemu-file.h" > +#include "qapi/qapi-types-migration.h" > > enum CompressResult { > RES_NONE = 0, > @@ -67,4 +68,6 @@ void compress_threads_load_cleanup(void); > int compress_threads_load_setup(QEMUFile *f); > void decompress_data_with_multi_threads(QEMUFile *f, void *host, int len); > > +void populate_compress(MigrationInfo *info); > + > #endif > diff --git a/migration/migration.c b/migration/migration.c > index 5105ad6825..402bcd0d67 100644 > --- a/migration/migration.c > +++ b/migration/migration.c > @@ -956,16 +956,7 @@ static void populate_ram_info(MigrationInfo *info, MigrationState *s) > info->xbzrle_cache->overflow = xbzrle_counters.overflow; > } > > - if (migrate_compress()) { > - info->compression = g_malloc0(sizeof(*info->compression)); > - info->compression->pages = compression_counters.pages; > - info->compression->busy = compression_counters.busy; > - info->compression->busy_rate = compression_counters.busy_rate; > - info->compression->compressed_size = > - compression_counters.compressed_size; > - info->compression->compression_rate = > - compression_counters.compression_rate; > - } > + populate_compress(info); > > if (cpu_throttle_active()) { > info->has_cpu_throttle_percentage = true; > diff --git a/migration/ram-compress.c b/migration/ram-compress.c > index a0f6a56470..a91c32588e 100644 > --- a/migration/ram-compress.c > +++ b/migration/ram-compress.c > @@ -488,3 +488,17 @@ void decompress_data_with_multi_threads(QEMUFile *f, void *host, int len) > } > } > } > + > +void populate_compress(MigrationInfo *info) > +{ > + if (migrate_compress()) { Use early return: if (!migrate_compress()) { return; } > + info->compression = g_malloc0(sizeof(*info->compression)); > + info->compression->pages = compression_counters.pages; > + info->compression->busy = compression_counters.busy; > + info->compression->busy_rate = compression_counters.busy_rate; > + info->compression->compressed_size = > + compression_counters.compressed_size; > + info->compression->compression_rate = > + compression_counters.compression_rate; > + } > +}
diff --git a/migration/ram-compress.h b/migration/ram-compress.h index 6f7fe2f472..43ff44c0ba 100644 --- a/migration/ram-compress.h +++ b/migration/ram-compress.h @@ -30,6 +30,7 @@ #define QEMU_MIGRATION_COMPRESS_H #include "qemu-file.h" +#include "qapi/qapi-types-migration.h" enum CompressResult { RES_NONE = 0, @@ -67,4 +68,6 @@ void compress_threads_load_cleanup(void); int compress_threads_load_setup(QEMUFile *f); void decompress_data_with_multi_threads(QEMUFile *f, void *host, int len); +void populate_compress(MigrationInfo *info); + #endif diff --git a/migration/migration.c b/migration/migration.c index 5105ad6825..402bcd0d67 100644 --- a/migration/migration.c +++ b/migration/migration.c @@ -956,16 +956,7 @@ static void populate_ram_info(MigrationInfo *info, MigrationState *s) info->xbzrle_cache->overflow = xbzrle_counters.overflow; } - if (migrate_compress()) { - info->compression = g_malloc0(sizeof(*info->compression)); - info->compression->pages = compression_counters.pages; - info->compression->busy = compression_counters.busy; - info->compression->busy_rate = compression_counters.busy_rate; - info->compression->compressed_size = - compression_counters.compressed_size; - info->compression->compression_rate = - compression_counters.compression_rate; - } + populate_compress(info); if (cpu_throttle_active()) { info->has_cpu_throttle_percentage = true; diff --git a/migration/ram-compress.c b/migration/ram-compress.c index a0f6a56470..a91c32588e 100644 --- a/migration/ram-compress.c +++ b/migration/ram-compress.c @@ -488,3 +488,17 @@ void decompress_data_with_multi_threads(QEMUFile *f, void *host, int len) } } } + +void populate_compress(MigrationInfo *info) +{ + if (migrate_compress()) { + info->compression = g_malloc0(sizeof(*info->compression)); + info->compression->pages = compression_counters.pages; + info->compression->busy = compression_counters.busy; + info->compression->busy_rate = compression_counters.busy_rate; + info->compression->compressed_size = + compression_counters.compressed_size; + info->compression->compression_rate = + compression_counters.compression_rate; + } +}
So we don't have to access compression_counters from outside ram-compress.c. Signed-off-by: Juan Quintela <quintela@redhat.com> --- migration/ram-compress.h | 3 +++ migration/migration.c | 11 +---------- migration/ram-compress.c | 14 ++++++++++++++ 3 files changed, 18 insertions(+), 10 deletions(-)