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authorDaniel P. Berrange2016-04-27 12:04:55 +0200
committerAmit Shah2016-05-26 08:01:16 +0200
commit0436e09f9654dfa6f7439531bf443b1f78870ed6 (patch)
treeb17129a565c93377b71d71fc3e3221e0b26e8a4a /include
parentmigration: ensure qemu_fflush() always writes full data amount (diff)
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migration: split migration hooks out of QEMUFileOps
The QEMUFileOps struct contains the I/O subsystem callbacks and the migration stage hooks. Split the hooks out into a separate QEMUFileHooks struct to make it easier to refactor the I/O side of QEMUFile without affecting the hooks. Reviewed-by: Dr. David Alan Gilbert <dgilbert@redhat.com> Signed-off-by: Daniel P. Berrange <berrange@redhat.com> Reviewed-by: Juan Quintela <quintela@redhat.com> Message-Id: <1461751518-12128-6-git-send-email-berrange@redhat.com> Signed-off-by: Amit Shah <amit.shah@redhat.com>
Diffstat (limited to 'include')
-rw-r--r--include/migration/qemu-file.h10
1 files changed, 7 insertions, 3 deletions
diff --git a/include/migration/qemu-file.h b/include/migration/qemu-file.h
index 5909ff06f0..1934a64a64 100644
--- a/include/migration/qemu-file.h
+++ b/include/migration/qemu-file.h
@@ -108,13 +108,16 @@ typedef struct QEMUFileOps {
QEMUFileCloseFunc *close;
QEMUFileGetFD *get_fd;
QEMUFileWritevBufferFunc *writev_buffer;
+ QEMURetPathFunc *get_return_path;
+ QEMUFileShutdownFunc *shut_down;
+} QEMUFileOps;
+
+typedef struct QEMUFileHooks {
QEMURamHookFunc *before_ram_iterate;
QEMURamHookFunc *after_ram_iterate;
QEMURamHookFunc *hook_ram_load;
QEMURamSaveFunc *save_page;
- QEMURetPathFunc *get_return_path;
- QEMUFileShutdownFunc *shut_down;
-} QEMUFileOps;
+} QEMUFileHooks;
struct QEMUSizedBuffer {
struct iovec *iov;
@@ -129,6 +132,7 @@ QEMUFile *qemu_fdopen(int fd, const char *mode);
QEMUFile *qemu_fopen_socket(int fd, const char *mode);
QEMUFile *qemu_popen_cmd(const char *command, const char *mode);
QEMUFile *qemu_bufopen(const char *mode, QEMUSizedBuffer *input);
+void qemu_file_set_hooks(QEMUFile *f, const QEMUFileHooks *hooks);
int qemu_get_fd(QEMUFile *f);
int qemu_fclose(QEMUFile *f);
int64_t qemu_ftell(QEMUFile *f);