diff options
Diffstat (limited to 'docs/migration.txt')
| -rw-r--r-- | docs/migration.txt | 20 |
1 files changed, 1 insertions, 19 deletions
diff --git a/docs/migration.txt b/docs/migration.txt index f3ddd2f1a8..0719a55002 100644 --- a/docs/migration.txt +++ b/docs/migration.txt @@ -55,10 +55,7 @@ QEMUFile with: QEMUFile *qemu_fopen_ops(void *opaque, QEMUFilePutBufferFunc *put_buffer, QEMUFileGetBufferFunc *get_buffer, - QEMUFileCloseFunc *close, - QEMUFileRateLimit *rate_limit, - QEMUFileSetRateLimit *set_rate_limit, - QEMUFileGetRateLimit *get_rate_limit); + QEMUFileCloseFunc *close); The functions have the following functionality: @@ -80,24 +77,9 @@ Close a file and return an error code. typedef int (QEMUFileCloseFunc)(void *opaque); -Called to determine if the file has exceeded its bandwidth allocation. The -bandwidth capping is a soft limit, not a hard limit. - -typedef int (QEMUFileRateLimit)(void *opaque); - -Called to change the current bandwidth allocation. This function must return -the new actual bandwidth. It should be new_rate if everything goes OK, and -the old rate otherwise. - -typedef size_t (QEMUFileSetRateLimit)(void *opaque, size_t new_rate); -typedef size_t (QEMUFileGetRateLimit)(void *opaque); - You can use any internal state that you need using the opaque void * pointer that is passed to all functions. -The rate limiting functions are used to limit the bandwidth used by -QEMU migration. - The important functions for us are put_buffer()/get_buffer() that allow to write/read a buffer into the QEMUFile. |