X-Git-Url: https://git.kernel.dk/?a=blobdiff_plain;f=engines%2Fbinject.c;h=c0baf9d262c87376e10cfc43c7732a742c6b50e6;hb=03a32636475b2efeb9ac3694c36fbe45b187d32a;hp=f78d8559a84572f7866073204002d3fb62139051;hpb=84b3842c7373268d62d2be26c3af28707f91c98c;p=fio.git

diff --git a/engines/binject.c b/engines/binject.c
index f78d8559..c0baf9d2 100644
--- a/engines/binject.c
+++ b/engines/binject.c
@@ -69,7 +69,7 @@ static unsigned int binject_read_commands(struct thread_data *td, void *p,
 one_more:
 	events = 0;
 	for_each_file(td, f, i) {
-		bf = (void *) f->engine_data;
+		bf = (struct binject_file *) (uintptr_t) f->engine_data;
 		ret = read(bf->fd, p, left * sizeof(struct b_user_cmd));
 		if (ret < 0) {
 			if (errno == EAGAIN)
@@ -91,7 +91,8 @@ one_more:
 }
 
 static int fio_binject_getevents(struct thread_data *td, unsigned int min,
-			      unsigned int max, struct timespec fio_unused *t)
+				 unsigned int max,
+				 const struct timespec fio_unused *t)
 {
 	struct binject_data *bd = td->io_ops->data;
 	int left = max, ret, r = 0, ev_index = 0;
@@ -104,15 +105,16 @@ static int fio_binject_getevents(struct thread_data *td, unsigned int min,
 	 * Fill in the file descriptors
 	 */
 	for_each_file(td, f, i) {
-		bf = (void *) f->engine_data;
+		bf = (struct binject_file *) (uintptr_t) f->engine_data;
 
 		/*
 		 * don't block for min events == 0
 		 */
-		if (!min) {
-			bd->fd_flags[i] = fcntl(bf->fd, F_GETFL);
-			fcntl(bf->fd, F_SETFL, bd->fd_flags[i] | O_NONBLOCK);
-		}
+		if (!min)
+			bd->fd_flags[i] = fio_set_fd_nonblocking(bf->fd, "binject");
+		else
+			bd->fd_flags[i] = -1;
+
 		bd->pfds[i].fd = bf->fd;
 		bd->pfds[i].events = POLLIN;
 	}
@@ -153,8 +155,13 @@ static int fio_binject_getevents(struct thread_data *td, unsigned int min,
 
 	if (!min) {
 		for_each_file(td, f, i) {
-			bf = (void *) f->engine_data;
-			fcntl(bf->fd, F_SETFL, bd->fd_flags[i]);
+			bf = (struct binject_file *) (uintptr_t) f->engine_data;
+
+			if (bd->fd_flags[i] == -1)
+				continue;
+
+			if (fcntl(bf->fd, F_SETFL, bd->fd_flags[i]) < 0)
+				log_err("fio: binject failed to restore fcntl flags: %s\n", strerror(errno));
 		}
 	}
 
@@ -167,7 +174,7 @@ static int fio_binject_getevents(struct thread_data *td, unsigned int min,
 static int fio_binject_doio(struct thread_data *td, struct io_u *io_u)
 {
 	struct b_user_cmd *buc = &io_u->buc;
-	struct binject_file *bf = (void *) io_u->file->engine_data;
+	struct binject_file *bf = (struct binject_file *) (uintptr_t) io_u->file->engine_data;
 	int ret;
 
 	ret = write(bf->fd, buc, sizeof(*buc));
@@ -181,7 +188,7 @@ static int fio_binject_prep(struct thread_data *td, struct io_u *io_u)
 {
 	struct binject_data *bd = td->io_ops->data;
 	struct b_user_cmd *buc = &io_u->buc;
-	struct binject_file *bf = (void *) io_u->file->engine_data;
+	struct binject_file *bf = (struct binject_file *) (uintptr_t) io_u->file->engine_data;
 
 	if (io_u->xfer_buflen & (bf->bs - 1)) {
 		log_err("read/write not sector aligned\n");
@@ -323,7 +330,7 @@ err_unmap:
 
 static int fio_binject_close_file(struct thread_data *td, struct fio_file *f)
 {
-	struct binject_file *bf = (void *) f->engine_data;
+	struct binject_file *bf = (struct binject_file *) (uintptr_t) f->engine_data;
 
 	if (bf) {
 		binject_unmap_dev(td, bf);
@@ -357,7 +364,7 @@ static int fio_binject_open_file(struct thread_data *td, struct fio_file *f)
 	bf = malloc(sizeof(*bf));
 	bf->bs = bs;
 	bf->minor = bf->fd = -1;
-	f->engine_data = (uint64_t) bf;
+	f->engine_data = (uintptr_t) bf;
 
 	if (binject_map_dev(td, bf, f->fd)) {
 err_close: