diff --git a/usr/bs_aio.c b/usr/bs_aio.c index 0d6a640..794018a 100644 --- a/usr/bs_aio.c +++ b/usr/bs_aio.c @@ -124,6 +124,11 @@ static int bs_aio_init(struct scsi_lu *lu) struct bs_aio_info *info = (struct bs_aio_info *) ((char *)lu + sizeof(*lu)); + if (__NR_eventfd < 0) { + eprintf("aio not suppored on this ARCH at this time.\n"); + return -1; + } + ret = io_setup(MAX_AIO_REQS, &info->ctx); if (ret) { eprintf("fail to create aio_queue, %m\n"); diff --git a/usr/bs_aio.h b/usr/bs_aio.h index f62e99c..b5c4bf9 100644 --- a/usr/bs_aio.h +++ b/usr/bs_aio.h @@ -53,7 +53,7 @@ enum { #elif defined(__sparc__) || defined(__sparc64__) #define __NR_eventfd 313 #else -#error Cannot detect your architecture +#define __NR_eventfd -1 #endif #endif