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author | Lukas Straub <lukasstraub2@web.de> | 2020-05-22 15:53:52 +0800 |
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committer | Jason Wang <jasowang@redhat.com> | 2020-06-18 21:05:52 +0800 |
commit | 2158fa1be7c1e76e2c25c32d75bb38e90cce0267 (patch) | |
tree | 2d37fee8e2780d3c22ef34e3e3dfe38f6ca897d7 /chardev | |
parent | 5893c7383e6e16e3e6b24b0551501721f3309d9e (diff) | |
download | qemu-2158fa1be7c1e76e2c25c32d75bb38e90cce0267.zip qemu-2158fa1be7c1e76e2c25c32d75bb38e90cce0267.tar.gz qemu-2158fa1be7c1e76e2c25c32d75bb38e90cce0267.tar.bz2 |
chardev/char.c: Use qemu_co_sleep_ns if in coroutine
To be able to convert compare_chr_send to a coroutine in the
next commit, use qemu_co_sleep_ns if in coroutine.
Signed-off-by: Lukas Straub <lukasstraub2@web.de>
Reviewed-by: Marc-André Lureau <marcandre.lureau@redhat.com>
Reviewed-by: Zhang Chen <chen.zhang@intel.com>
Reviewed-by: Philippe Mathieu-Daudé <philmd@redhat.com>
Signed-off-by: Zhang Chen <chen.zhang@intel.com>
Signed-off-by: Jason Wang <jasowang@redhat.com>
Diffstat (limited to 'chardev')
-rw-r--r-- | chardev/char.c | 7 |
1 files changed, 6 insertions, 1 deletions
diff --git a/chardev/char.c b/chardev/char.c index ea06c5f..e305129 100644 --- a/chardev/char.c +++ b/chardev/char.c @@ -38,6 +38,7 @@ #include "qemu/module.h" #include "qemu/option.h" #include "qemu/id.h" +#include "qemu/coroutine.h" #include "chardev/char-mux.h" @@ -119,7 +120,11 @@ static int qemu_chr_write_buffer(Chardev *s, retry: res = cc->chr_write(s, buf + *offset, len - *offset); if (res < 0 && errno == EAGAIN && write_all) { - g_usleep(100); + if (qemu_in_coroutine()) { + qemu_co_sleep_ns(QEMU_CLOCK_REALTIME, 100000); + } else { + g_usleep(100); + } goto retry; } |