* [f2fs-dev] [PATCH v2] f2fs_io: support defrag_file
@ 2019-07-27 15:44 Chao Yu
2019-08-06 1:17 ` Chao Yu
0 siblings, 1 reply; 4+ messages in thread
From: Chao Yu @ 2019-07-27 15:44 UTC (permalink / raw)
To: jaegeuk; +Cc: linux-f2fs-devel
From: Chao Yu <yuchao0@huawei.com>
Support 'defrag_file' sub command to trigger file based defragment via
ioctl in f2fs.
Signed-off-by: Chao Yu <yuchao0@huawei.com>
---
v2:
- remove unneeded debug info.
- fix compile warning.
tools/f2fs_io/f2fs_io.c | 41 +++++++++++++++++++++++++++++++++++++++++
1 file changed, 41 insertions(+)
diff --git a/tools/f2fs_io/f2fs_io.c b/tools/f2fs_io/f2fs_io.c
index f087da4..59ef8a7 100644
--- a/tools/f2fs_io/f2fs_io.c
+++ b/tools/f2fs_io/f2fs_io.c
@@ -442,6 +442,46 @@ static void do_gc_urgent(int argc, char **argv, const struct cmd_desc *cmd)
}
}
+#define defrag_file_desc "do defragment on file"
+#define defrag_file_help \
+"f2fs_io defrag_file [start] [length] [-v] [file_path]\n\n" \
+" start : start offset of defragment region, unit: bytes\n" \
+" length : bytes number of defragment region\n" \
+" -v : be verbose\n" \
+
+static void do_defrag_file(int argc, char **argv, const struct cmd_desc *cmd)
+{
+ struct f2fs_defragment df;
+ u64 len;
+ int ret, fd;
+
+ if (argc != 5) {
+ fputs("Excess arguments\n\n", stderr);
+ fputs(cmd->cmd_help, stderr);
+ exit(1);
+ }
+
+ df.start = atoll(argv[1]);
+ df.len = len = atoll(argv[2]);
+
+ fd = open(argv[4], O_RDWR);
+ if (fd == -1) {
+ fputs("Open failed\n\n", stderr);
+ fputs(cmd->cmd_help, stderr);
+ exit(1);
+ }
+printf("%lu, %lu\n", df.start, df.len);
+ ret = ioctl(fd, F2FS_IOC_DEFRAGMENT, &df);
+ if (ret < 0) {
+ perror("F2FS_IOC_DEFRAGMENT");
+ exit(1);
+ }
+ printf("defrag %s in region[%lu, %lu]\n", argv[3],
+ df.start, df.start + len);
+ exit(0);
+}
+
+
#define CMD_HIDDEN 0x0001
#define CMD(name) { #name, do_##name, name##_desc, name##_help, 0 }
#define _CMD(name) { #name, do_##name, NULL, NULL, CMD_HIDDEN }
@@ -456,6 +496,7 @@ const struct cmd_desc cmd_list[] = {
CMD(read),
CMD(fiemap),
CMD(gc_urgent),
+ CMD(defrag_file),
{ NULL, NULL, NULL, NULL, 0 }
};
--
2.22.0
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^ permalink raw reply related [flat|nested] 4+ messages in thread
* Re: [f2fs-dev] [PATCH v2] f2fs_io: support defrag_file
2019-07-27 15:44 [f2fs-dev] [PATCH v2] f2fs_io: support defrag_file Chao Yu
@ 2019-08-06 1:17 ` Chao Yu
2019-08-06 1:26 ` Jaegeuk Kim
0 siblings, 1 reply; 4+ messages in thread
From: Chao Yu @ 2019-08-06 1:17 UTC (permalink / raw)
To: Chao Yu, jaegeuk; +Cc: linux-f2fs-devel
On 2019/7/27 23:44, Chao Yu wrote:
> From: Chao Yu <yuchao0@huawei.com>
>
> Support 'defrag_file' sub command to trigger file based defragment via
> ioctl in f2fs.
>
> Signed-off-by: Chao Yu <yuchao0@huawei.com>
> ---
> v2:
> - remove unneeded debug info.
> - fix compile warning.
Sorry I sent the old one...
I add -v option, but w/o implement the details, because I just see generic/018
want this, also other filesystem utils have this option, not sure we should
remove this option... any thoughts?
"f2fs_io defrag_file [start] [length] [-v] [file_path]\n\n"
> tools/f2fs_io/f2fs_io.c | 41 +++++++++++++++++++++++++++++++++++++++++
> 1 file changed, 41 insertions(+)
>
> diff --git a/tools/f2fs_io/f2fs_io.c b/tools/f2fs_io/f2fs_io.c
> index f087da4..59ef8a7 100644
> --- a/tools/f2fs_io/f2fs_io.c
> +++ b/tools/f2fs_io/f2fs_io.c
> @@ -442,6 +442,46 @@ static void do_gc_urgent(int argc, char **argv, const struct cmd_desc *cmd)
> }
> }
>
> +#define defrag_file_desc "do defragment on file"
> +#define defrag_file_help \
> +"f2fs_io defrag_file [start] [length] [-v] [file_path]\n\n" \
> +" start : start offset of defragment region, unit: bytes\n" \
> +" length : bytes number of defragment region\n" \
> +" -v : be verbose\n" \
> +
> +static void do_defrag_file(int argc, char **argv, const struct cmd_desc *cmd)
> +{
> + struct f2fs_defragment df;
> + u64 len;
> + int ret, fd;
> +
> + if (argc != 5) {
> + fputs("Excess arguments\n\n", stderr);
> + fputs(cmd->cmd_help, stderr);
> + exit(1);
> + }
> +
> + df.start = atoll(argv[1]);
> + df.len = len = atoll(argv[2]);
> +
> + fd = open(argv[4], O_RDWR);
> + if (fd == -1) {
> + fputs("Open failed\n\n", stderr);
> + fputs(cmd->cmd_help, stderr);
> + exit(1);
> + }
> +printf("%lu, %lu\n", df.start, df.len);
> + ret = ioctl(fd, F2FS_IOC_DEFRAGMENT, &df);
> + if (ret < 0) {
> + perror("F2FS_IOC_DEFRAGMENT");
> + exit(1);
> + }
> + printf("defrag %s in region[%lu, %lu]\n", argv[3],
> + df.start, df.start + len);
> + exit(0);
> +}
> +
> +
> #define CMD_HIDDEN 0x0001
> #define CMD(name) { #name, do_##name, name##_desc, name##_help, 0 }
> #define _CMD(name) { #name, do_##name, NULL, NULL, CMD_HIDDEN }
> @@ -456,6 +496,7 @@ const struct cmd_desc cmd_list[] = {
> CMD(read),
> CMD(fiemap),
> CMD(gc_urgent),
> + CMD(defrag_file),
> { NULL, NULL, NULL, NULL, 0 }
> };
>
>
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^ permalink raw reply [flat|nested] 4+ messages in thread
* Re: [f2fs-dev] [PATCH v2] f2fs_io: support defrag_file
2019-08-06 1:17 ` Chao Yu
@ 2019-08-06 1:26 ` Jaegeuk Kim
2019-08-06 2:02 ` Chao Yu
0 siblings, 1 reply; 4+ messages in thread
From: Jaegeuk Kim @ 2019-08-06 1:26 UTC (permalink / raw)
To: Chao Yu; +Cc: linux-f2fs-devel
On 08/06, Chao Yu wrote:
> On 2019/7/27 23:44, Chao Yu wrote:
> > From: Chao Yu <yuchao0@huawei.com>
> >
> > Support 'defrag_file' sub command to trigger file based defragment via
> > ioctl in f2fs.
> >
> > Signed-off-by: Chao Yu <yuchao0@huawei.com>
> > ---
> > v2:
> > - remove unneeded debug info.
> > - fix compile warning.
>
> Sorry I sent the old one...
>
> I add -v option, but w/o implement the details, because I just see generic/018
> want this, also other filesystem utils have this option, not sure we should
> remove this option... any thoughts?
Ah, we don't need this option.
>
> "f2fs_io defrag_file [start] [length] [-v] [file_path]\n\n"
>
> > tools/f2fs_io/f2fs_io.c | 41 +++++++++++++++++++++++++++++++++++++++++
> > 1 file changed, 41 insertions(+)
> >
> > diff --git a/tools/f2fs_io/f2fs_io.c b/tools/f2fs_io/f2fs_io.c
> > index f087da4..59ef8a7 100644
> > --- a/tools/f2fs_io/f2fs_io.c
> > +++ b/tools/f2fs_io/f2fs_io.c
> > @@ -442,6 +442,46 @@ static void do_gc_urgent(int argc, char **argv, const struct cmd_desc *cmd)
> > }
> > }
> >
> > +#define defrag_file_desc "do defragment on file"
> > +#define defrag_file_help \
> > +"f2fs_io defrag_file [start] [length] [-v] [file_path]\n\n" \
> > +" start : start offset of defragment region, unit: bytes\n" \
> > +" length : bytes number of defragment region\n" \
> > +" -v : be verbose\n" \
> > +
> > +static void do_defrag_file(int argc, char **argv, const struct cmd_desc *cmd)
> > +{
> > + struct f2fs_defragment df;
> > + u64 len;
> > + int ret, fd;
> > +
> > + if (argc != 5) {
> > + fputs("Excess arguments\n\n", stderr);
> > + fputs(cmd->cmd_help, stderr);
> > + exit(1);
> > + }
> > +
> > + df.start = atoll(argv[1]);
> > + df.len = len = atoll(argv[2]);
> > +
> > + fd = open(argv[4], O_RDWR);
> > + if (fd == -1) {
> > + fputs("Open failed\n\n", stderr);
> > + fputs(cmd->cmd_help, stderr);
> > + exit(1);
> > + }
> > +printf("%lu, %lu\n", df.start, df.len);
> > + ret = ioctl(fd, F2FS_IOC_DEFRAGMENT, &df);
> > + if (ret < 0) {
> > + perror("F2FS_IOC_DEFRAGMENT");
> > + exit(1);
> > + }
> > + printf("defrag %s in region[%lu, %lu]\n", argv[3],
> > + df.start, df.start + len);
> > + exit(0);
> > +}
> > +
> > +
> > #define CMD_HIDDEN 0x0001
> > #define CMD(name) { #name, do_##name, name##_desc, name##_help, 0 }
> > #define _CMD(name) { #name, do_##name, NULL, NULL, CMD_HIDDEN }
> > @@ -456,6 +496,7 @@ const struct cmd_desc cmd_list[] = {
> > CMD(read),
> > CMD(fiemap),
> > CMD(gc_urgent),
> > + CMD(defrag_file),
> > { NULL, NULL, NULL, NULL, 0 }
> > };
> >
> >
_______________________________________________
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Linux-f2fs-devel@lists.sourceforge.net
https://lists.sourceforge.net/lists/listinfo/linux-f2fs-devel
^ permalink raw reply [flat|nested] 4+ messages in thread
* Re: [f2fs-dev] [PATCH v2] f2fs_io: support defrag_file
2019-08-06 1:26 ` Jaegeuk Kim
@ 2019-08-06 2:02 ` Chao Yu
0 siblings, 0 replies; 4+ messages in thread
From: Chao Yu @ 2019-08-06 2:02 UTC (permalink / raw)
To: Jaegeuk Kim; +Cc: linux-f2fs-devel
On 2019/8/6 9:26, Jaegeuk Kim wrote:
> On 08/06, Chao Yu wrote:
>> On 2019/7/27 23:44, Chao Yu wrote:
>>> From: Chao Yu <yuchao0@huawei.com>
>>>
>>> Support 'defrag_file' sub command to trigger file based defragment via
>>> ioctl in f2fs.
>>>
>>> Signed-off-by: Chao Yu <yuchao0@huawei.com>
>>> ---
>>> v2:
>>> - remove unneeded debug info.
>>> - fix compile warning.
>>
>> Sorry I sent the old one...
>>
>> I add -v option, but w/o implement the details, because I just see generic/018
>> want this, also other filesystem utils have this option, not sure we should
>> remove this option... any thoughts?
>
> Ah, we don't need this option.
Let me update a new version, and change generic/018 testcase.
Thanks,
>
>>
>> "f2fs_io defrag_file [start] [length] [-v] [file_path]\n\n"
>>
>>> tools/f2fs_io/f2fs_io.c | 41 +++++++++++++++++++++++++++++++++++++++++
>>> 1 file changed, 41 insertions(+)
>>>
>>> diff --git a/tools/f2fs_io/f2fs_io.c b/tools/f2fs_io/f2fs_io.c
>>> index f087da4..59ef8a7 100644
>>> --- a/tools/f2fs_io/f2fs_io.c
>>> +++ b/tools/f2fs_io/f2fs_io.c
>>> @@ -442,6 +442,46 @@ static void do_gc_urgent(int argc, char **argv, const struct cmd_desc *cmd)
>>> }
>>> }
>>>
>>> +#define defrag_file_desc "do defragment on file"
>>> +#define defrag_file_help \
>>> +"f2fs_io defrag_file [start] [length] [-v] [file_path]\n\n" \
>>> +" start : start offset of defragment region, unit: bytes\n" \
>>> +" length : bytes number of defragment region\n" \
>>> +" -v : be verbose\n" \
>>> +
>>> +static void do_defrag_file(int argc, char **argv, const struct cmd_desc *cmd)
>>> +{
>>> + struct f2fs_defragment df;
>>> + u64 len;
>>> + int ret, fd;
>>> +
>>> + if (argc != 5) {
>>> + fputs("Excess arguments\n\n", stderr);
>>> + fputs(cmd->cmd_help, stderr);
>>> + exit(1);
>>> + }
>>> +
>>> + df.start = atoll(argv[1]);
>>> + df.len = len = atoll(argv[2]);
>>> +
>>> + fd = open(argv[4], O_RDWR);
>>> + if (fd == -1) {
>>> + fputs("Open failed\n\n", stderr);
>>> + fputs(cmd->cmd_help, stderr);
>>> + exit(1);
>>> + }
>>> +printf("%lu, %lu\n", df.start, df.len);
>>> + ret = ioctl(fd, F2FS_IOC_DEFRAGMENT, &df);
>>> + if (ret < 0) {
>>> + perror("F2FS_IOC_DEFRAGMENT");
>>> + exit(1);
>>> + }
>>> + printf("defrag %s in region[%lu, %lu]\n", argv[3],
>>> + df.start, df.start + len);
>>> + exit(0);
>>> +}
>>> +
>>> +
>>> #define CMD_HIDDEN 0x0001
>>> #define CMD(name) { #name, do_##name, name##_desc, name##_help, 0 }
>>> #define _CMD(name) { #name, do_##name, NULL, NULL, CMD_HIDDEN }
>>> @@ -456,6 +496,7 @@ const struct cmd_desc cmd_list[] = {
>>> CMD(read),
>>> CMD(fiemap),
>>> CMD(gc_urgent),
>>> + CMD(defrag_file),
>>> { NULL, NULL, NULL, NULL, 0 }
>>> };
>>>
>>>
> .
>
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2019-07-27 15:44 [f2fs-dev] [PATCH v2] f2fs_io: support defrag_file Chao Yu
2019-08-06 1:17 ` Chao Yu
2019-08-06 1:26 ` Jaegeuk Kim
2019-08-06 2:02 ` Chao Yu
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