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Thu, 11 Mar 2021 00:22:05 -0500 (EST) From: Takashi Sakamoto To: tiwai@suse.de, perex@perex.cz Subject: [alsa-utils][PATCH 11/14] axfer: test: use memfd_create() for mapper-test Date: Thu, 11 Mar 2021 14:21:42 +0900 Message-Id: <20210311052146.404003-12-o-takashi@sakamocchi.jp> X-Mailer: git-send-email 2.27.0 In-Reply-To: <20210311052146.404003-1-o-takashi@sakamocchi.jp> References: <20210311052146.404003-1-o-takashi@sakamocchi.jp> MIME-Version: 1.0 Cc: alsa-devel@alsa-project.org X-BeenThere: alsa-devel@alsa-project.org X-Mailman-Version: 2.1.15 Precedence: list List-Id: "Alsa-devel mailing list for ALSA developers - http://www.alsa-project.org" List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: alsa-devel-bounces@alsa-project.org Sender: "Alsa-devel" The mapper test program writes audio data frame to files, and read them from the files, then validate them. For the operations, usage of any in-memory file is good to shorten time of overall operations. This commit uses shm by memfd_create(). Signed-off-by: Takashi Sakamoto --- axfer/test/mapper-test.c | 17 ++++++++++++++--- 1 file changed, 14 insertions(+), 3 deletions(-) diff --git a/axfer/test/mapper-test.c b/axfer/test/mapper-test.c index 0bed4bb..477871d 100644 --- a/axfer/test/mapper-test.c +++ b/axfer/test/mapper-test.c @@ -6,11 +6,20 @@ // // Licensed under the terms of the GNU General Public License, version 2. +#include +#ifdef HAVE_MEMFD_CREATE +#define _GNU_SOURCE +#endif + #include "../mapper.h" #include "../misc.h" #include "generator.h" +#ifdef HAVE_MEMFD_CREATE +#include +#endif + #include #include #include @@ -230,7 +239,11 @@ static int test_mapper(struct mapper_trial *trial, snd_pcm_access_t access, for (i = 0; i < cntr_count; ++i) { const char *path = trial->paths[i]; +#ifdef HAVE_MEMFD_CREATE + cntr_fds[i] = memfd_create(path, 0); +#else cntr_fds[i] = open(path, O_RDWR | O_CREAT | O_TRUNC, 0644); +#endif if (cntr_fds[i] < 0) { err = -errno; goto end; @@ -255,10 +268,8 @@ static int test_mapper(struct mapper_trial *trial, snd_pcm_access_t access, frames_per_second, frames_per_buffer, check_buffer, frame_count, cntr_fds, cntr_count); end: - for (i = 0; i < cntr_count; ++i) { - unlink(trial->paths[i]); + for (i = 0; i < cntr_count; ++i) close(cntr_fds[i]); - } free(cntr_fds);