Commit 7b1e1a22 authored by Juan Quintela's avatar Juan Quintela
Browse files

migration: Export ram.c functions in its own file 



All functions are internal except for ram_mig_init().  Create
migration/misc.h for this kind of functions.

Signed-off-by: default avatarJuan Quintela <quintela@redhat.com>
Reviewed-by: default avatarDr. David Alan Gilbert <dgilbert@redhat.com>
parent 5e22479a

include/migration/migration.h

+0 −38
Original line number Diff line number Diff line
@@ -171,38 +171,6 @@ bool migration_in_postcopy(void); 
bool migration_in_postcopy_after_devices(MigrationState *);

MigrationState *migrate_get_current(void);



void migrate_compress_threads_create(void);

void migrate_compress_threads_join(void);

void migrate_decompress_threads_create(void);

void migrate_decompress_threads_join(void);

uint64_t ram_bytes_remaining(void);

uint64_t ram_bytes_transferred(void);

uint64_t ram_bytes_total(void);

uint64_t ram_dirty_sync_count(void);

uint64_t ram_dirty_pages_rate(void);

uint64_t ram_postcopy_requests(void);

void free_xbzrle_decoded_buf(void);



void acct_update_position(QEMUFile *f, size_t size, bool zero);



uint64_t dup_mig_pages_transferred(void);

uint64_t norm_mig_pages_transferred(void);

uint64_t xbzrle_mig_bytes_transferred(void);

uint64_t xbzrle_mig_pages_transferred(void);

uint64_t xbzrle_mig_pages_overflow(void);

uint64_t xbzrle_mig_pages_cache_miss(void);

double xbzrle_mig_cache_miss_rate(void);



void ram_handle_compressed(void *host, uint8_t ch, uint64_t size);

void ram_debug_dump_bitmap(unsigned long *todump, bool expected,

                           unsigned long pages);

/* For outgoing discard bitmap */

int ram_postcopy_send_discard_bitmap(MigrationState *ms);

/* For incoming postcopy discard */

int ram_discard_range(const char *block_name, uint64_t start, size_t length);

int ram_postcopy_incoming_init(MigrationIncomingState *mis);

void ram_postcopy_migrated_memory_release(MigrationState *ms);



bool migrate_release_ram(void);

bool migrate_postcopy_ram(void);

bool migrate_zero_blocks(void);
@@ -213,8 +181,6 @@ int migrate_use_xbzrle(void); 
int64_t migrate_xbzrle_cache_size(void);

bool migrate_colo_enabled(void);



int64_t xbzrle_cache_resize(int64_t new_size);



bool migrate_use_block(void);

bool migrate_use_block_incremental(void);
@@ -253,7 +219,6 @@ size_t ram_control_save_page(QEMUFile *f, ram_addr_t block_offset, 
                             ram_addr_t offset, size_t size,

                             uint64_t *bytes_sent);



void ram_mig_init(void);

void savevm_skip_section_footers(void);

void register_global_state(void);

void global_state_set_optional(void);
@@ -261,7 +226,4 @@ void savevm_skip_configuration(void); 
int global_state_store(void);

void global_state_store_running(void);



void migration_page_queue_free(void);

int ram_save_queue_pages(const char *rbname, ram_addr_t start, ram_addr_t len);

uint64_t ram_pagesize_summary(void);

#endif

include/migration/misc.h

0 → 100644
+21 −0
Original line number Diff line number Diff line 
/*

 * QEMU migration miscellaneus exported functions

 *

 * Copyright IBM, Corp. 2008

 *

 * Authors:

 *  Anthony Liguori   <aliguori@us.ibm.com>

 *

 * This work is licensed under the terms of the GNU GPL, version 2.  See

 * the COPYING file in the top-level directory.

 *

 */



#ifndef MIGRATION_MISC_H

#define MIGRATION_MISC_H



/* migration/ram.c */



void ram_mig_init(void);



#endif

migration/migration.c

+1 −0
Original line number Diff line number Diff line
@@ -22,6 +22,7 @@ 
#include "fd.h"

#include "socket.h"

#include "rdma.h"

#include "ram.h"

#include "migration/migration.h"

#include "savevm.h"

#include "qemu-file-channel.h"

migration/postcopy-ram.c

+1 −0
Original line number Diff line number Diff line
@@ -24,6 +24,7 @@ 
#include "qemu-file.h"

#include "savevm.h"

#include "postcopy-ram.h"

#include "ram.h"

#include "sysemu/sysemu.h"

#include "sysemu/balloon.h"

#include "qemu/error-report.h"

migration/ram.c

+2 −0
Original line number Diff line number Diff line
@@ -36,7 +36,9 @@ 
#include "qemu/timer.h"

#include "qemu/main-loop.h"

#include "xbzrle.h"

#include "ram.h"

#include "migration/migration.h"

#include "migration/misc.h"

#include "qemu-file.h"

#include "migration/vmstate.h"

#include "postcopy-ram.h"