* [f2fs-dev] [PATCH 1/2] android_config: add time headers
@ 2022-06-15 16:56 Jaegeuk Kim
2022-06-15 16:56 ` [f2fs-dev] [PATCH 2/2] f2fs_io: add dsync option for write Jaegeuk Kim
0 siblings, 1 reply; 5+ messages in thread
From: Jaegeuk Kim @ 2022-06-15 16:56 UTC (permalink / raw)
To: linux-f2fs-devel; +Cc: Jaegeuk Kim
This allows f2fs_io report latency.
Signed-off-by: Jaegeuk Kim <jaegeuk@kernel.org>
---
include/android_config.h | 2 ++
1 file changed, 2 insertions(+)
diff --git a/include/android_config.h b/include/android_config.h
index 21eed28669e1..67e5d5871bf8 100644
--- a/include/android_config.h
+++ b/include/android_config.h
@@ -22,6 +22,8 @@
#define HAVE_SYS_XATTR_H 1
#define HAVE_UNISTD_H 1
#define HAVE_UUID_UUID_H 1
+#define HAVE_CLOCK_GETTIME 1
+#define HAVE_CLOCK_BOOTTIME 1
#define HAVE_FALLOCATE 1
#define HAVE_FSETXATTR 1
--
2.36.1.476.g0c4daa206d-goog
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^ permalink raw reply related [flat|nested] 5+ messages in thread
* [f2fs-dev] [PATCH 2/2] f2fs_io: add dsync option for write
2022-06-15 16:56 [f2fs-dev] [PATCH 1/2] android_config: add time headers Jaegeuk Kim
@ 2022-06-15 16:56 ` Jaegeuk Kim
2022-06-19 0:20 ` Chao Yu
2022-06-19 22:05 ` [f2fs-dev] [PATCH 2/2 v2] " Jaegeuk Kim
0 siblings, 2 replies; 5+ messages in thread
From: Jaegeuk Kim @ 2022-06-15 16:56 UTC (permalink / raw)
To: linux-f2fs-devel; +Cc: Jaegeuk Kim
Signed-off-by: Jaegeuk Kim <jaegeuk@kernel.org>
---
tools/f2fs_io/f2fs_io.c | 5 ++++-
1 file changed, 4 insertions(+), 1 deletion(-)
diff --git a/tools/f2fs_io/f2fs_io.c b/tools/f2fs_io/f2fs_io.c
index 2f0fc7b25d41..e7359836b126 100644
--- a/tools/f2fs_io/f2fs_io.c
+++ b/tools/f2fs_io/f2fs_io.c
@@ -508,7 +508,8 @@ static void do_erase(int argc, char **argv, const struct cmd_desc *cmd)
" rand : random numbers\n" \
"IO can be\n" \
" buffered : buffered IO\n" \
-" dio : direct IO\n" \
+" dio : O_DIRECT\n" \
+" dsync : O_DIRECT | O_DSYNC\n" \
" osync : O_SYNC\n" \
" atomic_commit : atomic write & commit\n" \
" atomic_abort : atomic write & abort\n" \
@@ -552,6 +553,8 @@ 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], "dsync"))
+ flags |= O_DIRECT | O_DSYNC;
else if (!strcmp(argv[5], "osync"))
flags |= O_SYNC;
else if (!strcmp(argv[5], "atomic_commit"))
--
2.36.1.476.g0c4daa206d-goog
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^ permalink raw reply related [flat|nested] 5+ messages in thread
* Re: [f2fs-dev] [PATCH 2/2] f2fs_io: add dsync option for write
2022-06-15 16:56 ` [f2fs-dev] [PATCH 2/2] f2fs_io: add dsync option for write Jaegeuk Kim
@ 2022-06-19 0:20 ` Chao Yu
2022-06-19 22:05 ` [f2fs-dev] [PATCH 2/2 v2] " Jaegeuk Kim
1 sibling, 0 replies; 5+ messages in thread
From: Chao Yu @ 2022-06-19 0:20 UTC (permalink / raw)
To: Jaegeuk Kim, linux-f2fs-devel
On 2022/6/16 0:56, Jaegeuk Kim wrote:
> Signed-off-by: Jaegeuk Kim <jaegeuk@kernel.org>
> ---
> tools/f2fs_io/f2fs_io.c | 5 ++++-
> 1 file changed, 4 insertions(+), 1 deletion(-)
>
> diff --git a/tools/f2fs_io/f2fs_io.c b/tools/f2fs_io/f2fs_io.c
> index 2f0fc7b25d41..e7359836b126 100644
> --- a/tools/f2fs_io/f2fs_io.c
> +++ b/tools/f2fs_io/f2fs_io.c
> @@ -508,7 +508,8 @@ static void do_erase(int argc, char **argv, const struct cmd_desc *cmd)
> " rand : random numbers\n" \
> "IO can be\n" \
> " buffered : buffered IO\n" \
> -" dio : direct IO\n" \
> +" dio : O_DIRECT\n" \
> +" dsync : O_DIRECT | O_DSYNC\n" \
Should update manual as well.
Thanks,
> " osync : O_SYNC\n" \
> " atomic_commit : atomic write & commit\n" \
> " atomic_abort : atomic write & abort\n" \
> @@ -552,6 +553,8 @@ 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], "dsync"))
> + flags |= O_DIRECT | O_DSYNC;
> else if (!strcmp(argv[5], "osync"))
> flags |= O_SYNC;
> else if (!strcmp(argv[5], "atomic_commit"))
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^ permalink raw reply [flat|nested] 5+ messages in thread
* Re: [f2fs-dev] [PATCH 2/2 v2] f2fs_io: add dsync option for write
2022-06-15 16:56 ` [f2fs-dev] [PATCH 2/2] f2fs_io: add dsync option for write Jaegeuk Kim
2022-06-19 0:20 ` Chao Yu
@ 2022-06-19 22:05 ` Jaegeuk Kim
2022-06-20 1:38 ` Chao Yu
1 sibling, 1 reply; 5+ messages in thread
From: Jaegeuk Kim @ 2022-06-19 22:05 UTC (permalink / raw)
To: linux-f2fs-devel
This adds a write option having O_DIRECT | O_DSYNC.
Signed-off-by: Jaegeuk Kim <jaegeuk@kernel.org>
---
Change log from v1:
- update man page
man/f2fs_io.8 | 3 +++
tools/f2fs_io/f2fs_io.c | 5 ++++-
2 files changed, 7 insertions(+), 1 deletion(-)
diff --git a/man/f2fs_io.8 b/man/f2fs_io.8
index 8a2c37489939..af7325add388 100644
--- a/man/f2fs_io.8
+++ b/man/f2fs_io.8
@@ -76,6 +76,9 @@ buffered I/O
.TP
.B dio
direct I/O
+.TP
+.B dsync
+direct I/O with O_DSYNC
.RE
.TP
\fBread\fR \fI[chunk_size in 4kb] [offset in chunk_size] [count] [IO] [print_nbytes] [file_path]\fR
diff --git a/tools/f2fs_io/f2fs_io.c b/tools/f2fs_io/f2fs_io.c
index 2f0fc7b25d41..e7359836b126 100644
--- a/tools/f2fs_io/f2fs_io.c
+++ b/tools/f2fs_io/f2fs_io.c
@@ -508,7 +508,8 @@ static void do_erase(int argc, char **argv, const struct cmd_desc *cmd)
" rand : random numbers\n" \
"IO can be\n" \
" buffered : buffered IO\n" \
-" dio : direct IO\n" \
+" dio : O_DIRECT\n" \
+" dsync : O_DIRECT | O_DSYNC\n" \
" osync : O_SYNC\n" \
" atomic_commit : atomic write & commit\n" \
" atomic_abort : atomic write & abort\n" \
@@ -552,6 +553,8 @@ 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], "dsync"))
+ flags |= O_DIRECT | O_DSYNC;
else if (!strcmp(argv[5], "osync"))
flags |= O_SYNC;
else if (!strcmp(argv[5], "atomic_commit"))
--
2.36.1.476.g0c4daa206d-goog
_______________________________________________
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^ permalink raw reply related [flat|nested] 5+ messages in thread
* Re: [f2fs-dev] [PATCH 2/2 v2] f2fs_io: add dsync option for write
2022-06-19 22:05 ` [f2fs-dev] [PATCH 2/2 v2] " Jaegeuk Kim
@ 2022-06-20 1:38 ` Chao Yu
0 siblings, 0 replies; 5+ messages in thread
From: Chao Yu @ 2022-06-20 1:38 UTC (permalink / raw)
To: Jaegeuk Kim, linux-f2fs-devel
On 2022/6/20 6:05, Jaegeuk Kim wrote:
> This adds a write option having O_DIRECT | O_DSYNC.
>
> Signed-off-by: Jaegeuk Kim <jaegeuk@kernel.org>
Reviewed-by: Chao Yu <chao@kernel.org>
Thanks,
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^ permalink raw reply [flat|nested] 5+ messages in thread
end of thread, other threads:[~2022-06-20 1:38 UTC | newest]
Thread overview: 5+ messages (download: mbox.gz / follow: Atom feed)
-- links below jump to the message on this page --
2022-06-15 16:56 [f2fs-dev] [PATCH 1/2] android_config: add time headers Jaegeuk Kim
2022-06-15 16:56 ` [f2fs-dev] [PATCH 2/2] f2fs_io: add dsync option for write Jaegeuk Kim
2022-06-19 0:20 ` Chao Yu
2022-06-19 22:05 ` [f2fs-dev] [PATCH 2/2 v2] " Jaegeuk Kim
2022-06-20 1:38 ` Chao Yu
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