Lines Matching refs:ucnt
225 __u64 ucnt = 0; in eventfd_read() local
228 if (iov_iter_count(to) < sizeof(ucnt)) in eventfd_read()
255 eventfd_ctx_do_read(ctx, &ucnt); in eventfd_read()
261 if (unlikely(copy_to_iter(&ucnt, sizeof(ucnt), to) != sizeof(ucnt))) in eventfd_read()
264 return sizeof(ucnt); in eventfd_read()
272 __u64 ucnt; in eventfd_write() local
275 if (count < sizeof(ucnt)) in eventfd_write()
277 if (copy_from_user(&ucnt, buf, sizeof(ucnt))) in eventfd_write()
279 if (ucnt == ULLONG_MAX) in eventfd_write()
283 if (ULLONG_MAX - ctx->count > ucnt) in eventfd_write()
284 res = sizeof(ucnt); in eventfd_write()
289 if (ULLONG_MAX - ctx->count > ucnt) { in eventfd_write()
290 res = sizeof(ucnt); in eventfd_write()
305 ctx->count += ucnt; in eventfd_write()