openkylin
/
qemu
mirror of https://gitee.com/openkylin/qemu.git
9
0
Fork 0
Code Issues Projects Releases Wiki Activity

chardev: remove qemu_chr_fe_read_all() counter 

There is no obvious reason to have a loop counter. This limits from
reading several megabytes large buffers in one go, since socket
read/write usually have a limit.

Signed-off-by: Marc-André Lureau <marcandre.lureau@redhat.com>
Reviewed-by: Paolo Bonzini <pbonzini@redhat.com>
This commit is contained in:
Marc-André Lureau 2018-06-14 17:51:41 +02:00
parent 90a6d17bed
commit 43182856c5
1 changed files with 1 additions and 5 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

6
chardev/char-fe.c
View File

@ -56,7 +56,7 @@ int qemu_chr_fe_write_all(CharBackend *be, const uint8_t *buf, int len)
int qemu_chr_fe_read_all(CharBackend *be, uint8_t *buf, int len) int qemu_chr_fe_read_all(CharBackend *be, uint8_t *buf, int len)
{ {
Chardev *s = be->chr; Chardev *s = be->chr;
int offset = 0, counter = 10; int offset = 0;
int res; int res;
if (!s || !CHARDEV_GET_CLASS(s)->chr_sync_read) { if (!s || !CHARDEV_GET_CLASS(s)->chr_sync_read) {
@ -88,10 +88,6 @@ int qemu_chr_fe_read_all(CharBackend *be, uint8_t *buf, int len)
} }
offset += res; offset += res;
if (!counter--) {
break;
}
} }
if (qemu_chr_replay(s) && replay_mode == REPLAY_MODE_RECORD) { if (qemu_chr_replay(s) && replay_mode == REPLAY_MODE_RECORD) {