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From: Jaegeuk Kim <jaegeuk@kernel.org>
To: linux-f2fs-devel@lists.sourceforge.net
Cc: Jaegeuk Kim <jaegeuk@kernel.org>
Subject: [f2fs-dev] [PATCH] f2fs_io: add OSYNC option
Date: Fri, 14 Aug 2020 13:18:38 -0700	[thread overview]
Message-ID: <20200814201838.729542-1-jaegeuk@kernel.org> (raw)

Signed-off-by: Jaegeuk Kim <jaegeuk@kernel.org>
---
 tools/f2fs_io/f2fs_io.c | 3 +++
 1 file changed, 3 insertions(+)

diff --git a/tools/f2fs_io/f2fs_io.c b/tools/f2fs_io/f2fs_io.c
index abb655a..70a077a 100644
--- a/tools/f2fs_io/f2fs_io.c
+++ b/tools/f2fs_io/f2fs_io.c
@@ -424,6 +424,7 @@ static void do_fallocate(int argc, char **argv, const struct cmd_desc *cmd)
 "IO can be\n"						\
 "  buffered : buffered IO\n"				\
 "  dio      : direct IO\n"				\
+"  osync    : O_SYNC\n"					\
 
 static void do_write(int argc, char **argv, const struct cmd_desc *cmd)
 {
@@ -460,6 +461,8 @@ static void do_write(int argc, char **argv, const struct cmd_desc *cmd)
 
 	if (!strcmp(argv[5], "dio"))
 		flags |= O_DIRECT;
+	else if (!strcmp(argv[5], "osync"))
+		flags |= O_SYNC;
 	else if (strcmp(argv[5], "buffered"))
 		die("Wrong IO type");
 
-- 
2.28.0.220.ged08abb693-goog



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             reply	other threads:[~2020-08-14 20:18 UTC|newest]

Thread overview: 2+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2020-08-14 20:18 Jaegeuk Kim [this message]
2020-08-18  8:57 ` [f2fs-dev] [PATCH] f2fs_io: add OSYNC option Chao Yu

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