From patchwork Thu Nov 24 08:00:59 2022 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Ammar Faizi X-Patchwork-Id: 13054654 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by smtp.lore.kernel.org (Postfix) with ESMTP id AFA30C4332F for ; Thu, 24 Nov 2022 08:01:46 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S229715AbiKXIBp (ORCPT ); Thu, 24 Nov 2022 03:01:45 -0500 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:49670 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S229697AbiKXIBm (ORCPT ); Thu, 24 Nov 2022 03:01:42 -0500 Received: from gnuweeb.org (gnuweeb.org [51.81.211.47]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 7E44FC6611 for ; Thu, 24 Nov 2022 00:01:40 -0800 (PST) Received: from localhost.localdomain (unknown [182.253.183.240]) by gnuweeb.org (Postfix) with ESMTPSA id 697CA816FF; Thu, 24 Nov 2022 08:01:36 +0000 (UTC) X-GW-Data: lPqxHiMPbJw1wb7CM9QUryAGzr0yq5atzVDdxTR0iA== DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=gnuweeb.org; s=default; t=1669276900; bh=GLK5b6QqmdJIXrUcwe6xKwQBsQh+Nnqfkuk9rNRB2lc=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=lgYU3ZFW8i7BRF6YGe0PscihakF62Z1EFlD+yFIA0BA6v5IDUu3Ti5xxEH1uzj+01 HTQEJTLIKwOV4mFCvjJiImS9/3DvjFLD75DQlBp2EKhkpanxSg8MwqNo++G42lPCY5 CT8oTV8mo42ftVHLMUka87xcgpo7ZMV2//WrFY37rLgbw+REr8mGrkplRsa3JYzBxE vVOu0AZmt2BBNQzAYuaS3V9utZ6dWKX3RgowO0ddLuPA0D/S8poWFyiBGsgrb2mYGW sLCTBJ4r7FmOSQ3AKkLvo03Pr0r41D7jdSEZjKazuW8+zT10FQAnde90Nb3EgxNzJd lqXsVLUzV6L1Q== From: Ammar Faizi To: Jens Axboe Cc: Ammar Faizi , Pavel Begunkov , io-uring Mailing List , GNU/Weeb Mailing List , Gilang Fachrezy , Muhammad Rizki , Alviro Iskandar Setiawan , VNLX Kernel Department Subject: [PATCH liburing v1 4/7] tests: Mark internal functions as static Date: Thu, 24 Nov 2022 15:00:59 +0700 Message-Id: <20221124075846.3784701-5-ammar.faizi@intel.com> X-Mailer: git-send-email 2.34.1 In-Reply-To: <20221124075846.3784701-1-ammar.faizi@intel.com> References: <20221124075846.3784701-1-ammar.faizi@intel.com> MIME-Version: 1.0 Precedence: bulk List-ID: X-Mailing-List: io-uring@vger.kernel.org From: Ammar Faizi Functions that are not used outside the translation unit should be static. Signed-off-by: Ammar Faizi --- test/accept-link.c | 2 +- test/accept-reuse.c | 9 ++++----- test/ce593a6c480a.c | 4 ++-- test/defer-taskrun.c | 2 +- test/exit-no-cleanup.c | 2 +- test/hardlink.c | 2 +- test/io_uring_setup.c | 3 ++- test/link_drain.c | 2 +- test/multicqes_drain.c | 27 ++++++++++++++++----------- test/nvme.h | 3 ++- test/poll-link.c | 2 +- test/poll-mshot-overflow.c | 2 +- test/read-before-exit.c | 2 +- test/ring-leak2.c | 2 +- test/sq-poll-kthread.c | 2 +- test/sqpoll-cancel-hang.c | 2 +- test/symlink.c | 3 ++- test/timeout-new.c | 12 ++++++++---- 18 files changed, 47 insertions(+), 36 deletions(-) diff --git a/test/accept-link.c b/test/accept-link.c index d0dc73b..4d42f15 100644 --- a/test/accept-link.c +++ b/test/accept-link.c @@ -77,7 +77,7 @@ static void *send_thread(void *arg) return NULL; } -void *recv_thread(void *arg) +static void *recv_thread(void *arg) { struct data *data = arg; struct io_uring ring; diff --git a/test/accept-reuse.c b/test/accept-reuse.c index 66eded2..7df5e56 100644 --- a/test/accept-reuse.c +++ b/test/accept-reuse.c @@ -13,15 +13,14 @@ struct io_uring io_uring; -int sys_io_uring_enter(const int fd, - const unsigned to_submit, - const unsigned min_complete, - const unsigned flags, sigset_t * const sig) +static int sys_io_uring_enter(const int fd, const unsigned to_submit, + const unsigned min_complete, + const unsigned flags, sigset_t * const sig) { return __sys_io_uring_enter(fd, to_submit, min_complete, flags, sig); } -int submit_sqe(void) +static int submit_sqe(void) { struct io_uring_sq *sq = &io_uring.sq; const unsigned tail = *sq->ktail; diff --git a/test/ce593a6c480a.c b/test/ce593a6c480a.c index 4c71fbc..9fa74a9 100644 --- a/test/ce593a6c480a.c +++ b/test/ce593a6c480a.c @@ -15,7 +15,7 @@ static int use_sqpoll = 0; -void notify_fd(int fd) +static void notify_fd(int fd) { char buf[8] = {0, 0, 0, 0, 0, 0, 1}; int ret; @@ -25,7 +25,7 @@ void notify_fd(int fd) perror("write"); } -void *delay_set_fd_from_thread(void *data) +static void *delay_set_fd_from_thread(void *data) { int fd = (intptr_t) data; diff --git a/test/defer-taskrun.c b/test/defer-taskrun.c index 9283f28..624285e 100644 --- a/test/defer-taskrun.c +++ b/test/defer-taskrun.c @@ -119,7 +119,7 @@ struct thread_data { char buff[8]; }; -void *thread(void *t) +static void *thread(void *t) { struct thread_data *td = t; diff --git a/test/exit-no-cleanup.c b/test/exit-no-cleanup.c index 4b8574d..aadef8c 100644 --- a/test/exit-no-cleanup.c +++ b/test/exit-no-cleanup.c @@ -26,7 +26,7 @@ static pthread_barrier_t init_barrier; static int sleep_fd, notify_fd; static sem_t sem; -void *thread_func(void *arg) +static void *thread_func(void *arg) { struct io_uring ring; int res; diff --git a/test/hardlink.c b/test/hardlink.c index aeb9ac6..2b5140e 100644 --- a/test/hardlink.c +++ b/test/hardlink.c @@ -44,7 +44,7 @@ err: return 1; } -int files_linked_ok(const char* fn1, const char *fn2) +static int files_linked_ok(const char* fn1, const char *fn2) { struct stat s1, s2; diff --git a/test/io_uring_setup.c b/test/io_uring_setup.c index 9e1a353..2e95418 100644 --- a/test/io_uring_setup.c +++ b/test/io_uring_setup.c @@ -21,7 +21,8 @@ /* bogus: setup returns a valid fd on success... expect can't predict the fd we'll get, so this really only takes 1 parameter: error */ -int try_io_uring_setup(unsigned entries, struct io_uring_params *p, int expect) +static int try_io_uring_setup(unsigned entries, struct io_uring_params *p, + int expect) { int ret; diff --git a/test/link_drain.c b/test/link_drain.c index b95168d..1a50c10 100644 --- a/test/link_drain.c +++ b/test/link_drain.c @@ -96,7 +96,7 @@ err: return 1; } -int test_link_drain_multi(struct io_uring *ring) +static int test_link_drain_multi(struct io_uring *ring) { struct io_uring_cqe *cqe; struct io_uring_sqe *sqe[9]; diff --git a/test/multicqes_drain.c b/test/multicqes_drain.c index f95c438..3755bee 100644 --- a/test/multicqes_drain.c +++ b/test/multicqes_drain.c @@ -42,12 +42,16 @@ struct sqe_info { * up an entry in multi_sqes when form a cancellation sqe. * multi_cap: limitation of number of multishot sqes */ -const unsigned sqe_flags[4] = {0, IOSQE_IO_LINK, IOSQE_IO_DRAIN, - IOSQE_IO_LINK | IOSQE_IO_DRAIN}; -int multi_sqes[max_entry], cnt = 0; -int multi_cap = max_entry / 5; +static const unsigned sqe_flags[4] = { + 0, + IOSQE_IO_LINK, + IOSQE_IO_DRAIN, + IOSQE_IO_LINK | IOSQE_IO_DRAIN +}; +static int multi_sqes[max_entry], cnt = 0; +static int multi_cap = max_entry / 5; -int write_pipe(int pipe, char *str) +static int write_pipe(int pipe, char *str) { int ret; do { @@ -57,7 +61,7 @@ int write_pipe(int pipe, char *str) return ret; } -void read_pipe(int pipe) +static void read_pipe(int pipe) { char str[4] = {0}; int ret; @@ -67,7 +71,7 @@ void read_pipe(int pipe) perror("read"); } -int trigger_event(int p[]) +static int trigger_event(int p[]) { int ret; if ((ret = write_pipe(p[1], "foo")) != 3) { @@ -78,7 +82,8 @@ int trigger_event(int p[]) return 0; } -void io_uring_sqe_prep(int op, struct io_uring_sqe *sqe, unsigned sqe_flags, int arg) +static void io_uring_sqe_prep(int op, struct io_uring_sqe *sqe, + unsigned sqe_flags, int arg) { switch (op) { case multi: @@ -98,7 +103,7 @@ void io_uring_sqe_prep(int op, struct io_uring_sqe *sqe, unsigned sqe_flags, int sqe->flags = sqe_flags; } -__u8 generate_flags(int sqe_op) +static __u8 generate_flags(int sqe_op) { __u8 flags = 0; /* @@ -136,7 +141,7 @@ __u8 generate_flags(int sqe_op) * - ensure number of multishot sqes doesn't exceed multi_cap * - don't generate multishot sqes after high watermark */ -int generate_opcode(int i, int pre_flags) +static int generate_opcode(int i, int pre_flags) { int sqe_op; int high_watermark = max_entry - max_entry / 5; @@ -163,7 +168,7 @@ static inline void add_multishot_sqe(int index) multi_sqes[cnt++] = index; } -int remove_multishot_sqe() +static int remove_multishot_sqe(void) { int ret; diff --git a/test/nvme.h b/test/nvme.h index 14dc338..52f4172 100644 --- a/test/nvme.h +++ b/test/nvme.h @@ -120,7 +120,8 @@ static inline int ilog2(uint32_t i) return log; } -int nvme_get_info(const char *file) +__attribute__((__unused__)) +static int nvme_get_info(const char *file) { struct nvme_id_ns ns; int fd, err; diff --git a/test/poll-link.c b/test/poll-link.c index 39b48f5..b94f954 100644 --- a/test/poll-link.c +++ b/test/poll-link.c @@ -71,7 +71,7 @@ static void *send_thread(void *arg) return 0; } -void *recv_thread(void *arg) +static void *recv_thread(void *arg) { struct sockaddr_in addr = { }; struct data *data = arg; diff --git a/test/poll-mshot-overflow.c b/test/poll-mshot-overflow.c index 431a337..97d1cbe 100644 --- a/test/poll-mshot-overflow.c +++ b/test/poll-mshot-overflow.c @@ -12,7 +12,7 @@ #include "liburing.h" #include "helpers.h" -int check_final_cqe(struct io_uring *ring) +static int check_final_cqe(struct io_uring *ring) { struct io_uring_cqe *cqe; int count = 0; diff --git a/test/read-before-exit.c b/test/read-before-exit.c index be36bd4..d57cdd2 100644 --- a/test/read-before-exit.c +++ b/test/read-before-exit.c @@ -22,7 +22,7 @@ struct data { uint64_t buf2; }; -void *submit(void *data) +static void *submit(void *data) { struct io_uring_sqe *sqe; struct data *d = data; diff --git a/test/ring-leak2.c b/test/ring-leak2.c index a8c03fe..6e76717 100644 --- a/test/ring-leak2.c +++ b/test/ring-leak2.c @@ -46,7 +46,7 @@ static struct io_uring *client_ring; static int client_eventfd = -1; -int setup_io_uring(struct io_uring *ring) +static int setup_io_uring(struct io_uring *ring) { struct io_uring_params p = { }; int ret; diff --git a/test/sq-poll-kthread.c b/test/sq-poll-kthread.c index 3f4a07b..bf5122a 100644 --- a/test/sq-poll-kthread.c +++ b/test/sq-poll-kthread.c @@ -117,7 +117,7 @@ err_pipe: return ret; } -int test_sq_poll_kthread_stopped(bool do_exit) +static int test_sq_poll_kthread_stopped(bool do_exit) { pid_t pid; int status = 0; diff --git a/test/sqpoll-cancel-hang.c b/test/sqpoll-cancel-hang.c index ef62272..cd1c309 100644 --- a/test/sqpoll-cancel-hang.c +++ b/test/sqpoll-cancel-hang.c @@ -92,7 +92,7 @@ SIZEOF_IO_URING_CQE + 63) & ~63; } -void trigger_bug(void) +static void trigger_bug(void) { intptr_t res = 0; *(uint32_t*)0x20000204 = 0; diff --git a/test/symlink.c b/test/symlink.c index cf4aa96..7edb514 100644 --- a/test/symlink.c +++ b/test/symlink.c @@ -43,7 +43,8 @@ err: return 1; } -int test_link_contents(const char* linkname, const char *expected_contents) +static int test_link_contents(const char* linkname, + const char *expected_contents) { char buf[128]; int ret = readlink(linkname, buf, 127); diff --git a/test/timeout-new.c b/test/timeout-new.c index 6efcfb4..8640678 100644 --- a/test/timeout-new.c +++ b/test/timeout-new.c @@ -111,7 +111,8 @@ static int test_return_after_timeout(struct io_uring *ring) return 0; } -int __reap_thread_fn(void *data) { +static int __reap_thread_fn(void *data) +{ struct io_uring *ring = (struct io_uring *)data; struct io_uring_cqe *cqe; struct __kernel_timespec ts; @@ -123,12 +124,14 @@ int __reap_thread_fn(void *data) { return io_uring_wait_cqe_timeout(ring, &cqe, &ts); } -void *reap_thread_fn0(void *data) { +static void *reap_thread_fn0(void *data) +{ thread_ret0 = __reap_thread_fn(data); return NULL; } -void *reap_thread_fn1(void *data) { +static void *reap_thread_fn1(void *data) +{ thread_ret1 = __reap_thread_fn(data); return NULL; } @@ -137,7 +140,8 @@ void *reap_thread_fn1(void *data) { * This is to test issuing a sqe in main thread and reaping it in two child-thread * at the same time. To see if timeout feature works or not. */ -int test_multi_threads_timeout() { +static int test_multi_threads_timeout(void) +{ struct io_uring ring; int ret; bool both_wait = false;