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| author | Mahmoud Mandour <ma.mandourr@gmail.com> | 2021-03-11 05:15:35 +0200 |
|---|---|---|
| committer | Dr. David Alan Gilbert <dgilbert@redhat.com> | 2021-03-15 20:01:55 +0000 |
| commit | 373969507a3dc7de2d291da7e1bd03acf46ec643 (patch) | |
| tree | c1790bd280139b90936cb3ed945b705011b5b0e8 /migration | |
| parent | a8e2ab5db2181b68f371ee794e1a0fe7ca6f5e24 (diff) | |
| download | qemu-373969507a3dc7de2d291da7e1bd03acf46ec643.zip qemu-373969507a3dc7de2d291da7e1bd03acf46ec643.tar.gz qemu-373969507a3dc7de2d291da7e1bd03acf46ec643.tar.bz2 | |
migration: Replaced qemu_mutex_lock calls with QEMU_LOCK_GUARD
Replaced various qemu_mutex_lock calls and their respective
qemu_mutex_unlock calls with QEMU_LOCK_GUARD macro. This simplifies
the code by eliminating the respective qemu_mutex_unlock calls.
Signed-off-by: Mahmoud Mandour <ma.mandourr@gmail.com>
Message-Id: <20210311031538.5325-7-ma.mandourr@gmail.com>
Reviewed-by: Dr. David Alan Gilbert <dgilbert@redhat.com>
Signed-off-by: Dr. David Alan Gilbert <dgilbert@redhat.com>
Diffstat (limited to 'migration')
| -rw-r--r-- | migration/migration.c | 6 | ||||
| -rw-r--r-- | migration/ram.c | 6 |
2 files changed, 4 insertions, 8 deletions
diff --git a/migration/migration.c b/migration/migration.c index a5ddf43..3676839 100644 --- a/migration/migration.c +++ b/migration/migration.c @@ -323,7 +323,7 @@ static int migrate_send_rp_message(MigrationIncomingState *mis, int ret = 0; trace_migrate_send_rp_message((int)message_type, len); - qemu_mutex_lock(&mis->rp_mutex); + QEMU_LOCK_GUARD(&mis->rp_mutex); /* * It's possible that the file handle got lost due to network @@ -331,7 +331,7 @@ static int migrate_send_rp_message(MigrationIncomingState *mis, */ if (!mis->to_src_file) { ret = -EIO; - goto error; + return ret; } qemu_put_be16(mis->to_src_file, (unsigned int)message_type); @@ -342,8 +342,6 @@ static int migrate_send_rp_message(MigrationIncomingState *mis, /* It's possible that qemu file got error during sending */ ret = qemu_file_get_error(mis->to_src_file); -error: - qemu_mutex_unlock(&mis->rp_mutex); return ret; } diff --git a/migration/ram.c b/migration/ram.c index 72143da..52537f1 100644 --- a/migration/ram.c +++ b/migration/ram.c @@ -819,7 +819,7 @@ static inline bool migration_bitmap_clear_dirty(RAMState *rs, { bool ret; - qemu_mutex_lock(&rs->bitmap_mutex); + QEMU_LOCK_GUARD(&rs->bitmap_mutex); /* * Clear dirty bitmap if needed. This _must_ be called before we @@ -852,7 +852,6 @@ static inline bool migration_bitmap_clear_dirty(RAMState *rs, if (ret) { rs->migration_dirty_pages--; } - qemu_mutex_unlock(&rs->bitmap_mutex); return ret; } @@ -3275,7 +3274,7 @@ static void decompress_data_with_multi_threads(QEMUFile *f, int idx, thread_count; thread_count = migrate_decompress_threads(); - qemu_mutex_lock(&decomp_done_lock); + QEMU_LOCK_GUARD(&decomp_done_lock); while (true) { for (idx = 0; idx < thread_count; idx++) { if (decomp_param[idx].done) { @@ -3295,7 +3294,6 @@ static void decompress_data_with_multi_threads(QEMUFile *f, qemu_cond_wait(&decomp_done_cond, &decomp_done_lock); } } - qemu_mutex_unlock(&decomp_done_lock); } /* |