* [f2fs-dev] [PATCH] f2fs_io: add get/setflags
@ 2019-08-09 15:23 Jaegeuk Kim
2019-08-12 2:58 ` Chao Yu
2019-08-16 2:41 ` [f2fs-dev] [PATCH v2] " Jaegeuk Kim
0 siblings, 2 replies; 6+ messages in thread
From: Jaegeuk Kim @ 2019-08-09 15:23 UTC (permalink / raw)
To: linux-f2fs-devel; +Cc: Jaegeuk Kim
From: Jaegeuk Kim <jaegeuk@google.com>
Signed-off-by: Jaegeuk Kim <jaegeuk@google.com>
---
tools/f2fs_io/f2fs_io.c | 91 +++++++++++++++++++++++++++++++++++++++++
tools/f2fs_io/f2fs_io.h | 14 +++++++
2 files changed, 105 insertions(+)
diff --git a/tools/f2fs_io/f2fs_io.c b/tools/f2fs_io/f2fs_io.c
index 6b43778..b57c458 100644
--- a/tools/f2fs_io/f2fs_io.c
+++ b/tools/f2fs_io/f2fs_io.c
@@ -45,6 +45,95 @@ struct cmd_desc {
int cmd_flags;
};
+#define getflags_desc "getflags ioctl"
+#define getflags_help \
+"f2fs_io getflags [file]\n\n" \
+"get a flag given the file\n" \
+"flag can show \n" \
+" casefold\n" \
+" compression\n" \
+" nocompression\n"
+
+static void do_getflags(int argc, char **argv, const struct cmd_desc *cmd)
+{
+ long flag;
+ int ret, fd;
+ int exist = 0;
+
+ if (argc != 2) {
+ fputs("Excess arguments\n\n", stderr);
+ fputs(cmd->cmd_help, stderr);
+ exit(1);
+ }
+
+ fd = open(argv[1], O_RDONLY);
+ if (fd == -1) {
+ fputs("Open failed\n\n", stderr);
+ fputs(cmd->cmd_help, stderr);
+ exit(1);
+ }
+ ret = ioctl(fd, F2FS_IOC_GETFLAGS, &flag);
+ printf("get a flag on %s ret=%d, flags=", argv[1], ret);
+ if (flag & FS_CASEFOLD_FL) {
+ printf("casefold");
+ exist = 1;
+ }
+ if (flag & FS_COMPR_FL) {
+ if (exist)
+ printf(",");
+ printf("compression");
+ exist = 1;
+ }
+ if (flag & FS_NOCOMP_FL) {
+ if (exist)
+ printf(",");
+ printf("nocompression");
+ exist = 1;
+ }
+ if (!exist)
+ printf("none");
+ printf("\n");
+ exit(0);
+}
+
+#define setflags_desc "setflags ioctl"
+#define setflags_help \
+"f2fs_io setflags [flag] [file]\n\n" \
+"set a flag given the file\n" \
+"flag can be\n" \
+" casefold\n" \
+" compression\n" \
+" nocompression\n"
+
+static void do_setflags(int argc, char **argv, const struct cmd_desc *cmd)
+{
+ long flag;
+ int ret, fd;
+
+ if (argc != 3) {
+ fputs("Excess arguments\n\n", stderr);
+ fputs(cmd->cmd_help, stderr);
+ exit(1);
+ }
+
+ fd = open(argv[2], O_RDONLY);
+ if (fd == -1) {
+ fputs("Open failed\n\n", stderr);
+ fputs(cmd->cmd_help, stderr);
+ exit(1);
+ }
+ if (!strcmp(argv[1], "casefold"))
+ flag = FS_CASEFOLD_FL;
+ else if (!strcmp(argv[1], "compression"))
+ flag = FS_COMPR_FL;
+ else if (!strcmp(argv[1], "nocompression"))
+ flag = FS_NOCOMP_FL;
+
+ ret = ioctl(fd, F2FS_IOC_SETFLAGS, &flag);
+ printf("set a flag: %s ret=%d\n", argv[2], ret);
+ exit(0);
+}
+
#define shutdown_desc "shutdown filesystem"
#define shutdown_help \
"f2fs_io shutdown [level] [dir]\n\n" \
@@ -488,6 +577,8 @@ static void do_defrag_file(int argc, char **argv, const struct cmd_desc *cmd)
static void do_help(int argc, char **argv, const struct cmd_desc *cmd);
const struct cmd_desc cmd_list[] = {
_CMD(help),
+ CMD(getflags),
+ CMD(setflags),
CMD(shutdown),
CMD(pinfile),
CMD(fallocate),
diff --git a/tools/f2fs_io/f2fs_io.h b/tools/f2fs_io/f2fs_io.h
index 95fd5be..5768c1b 100644
--- a/tools/f2fs_io/f2fs_io.h
+++ b/tools/f2fs_io/f2fs_io.h
@@ -41,9 +41,13 @@ typedef u32 __be32;
#ifndef FS_IOC_GETFLAGS
#define FS_IOC_GETFLAGS _IOR('f', 1, long)
#endif
+#ifndef FS_IOC_SETFLAGS
+#define FS_IOC_SETFLAGS _IOW('f', 2, long)
+#endif
#define F2FS_IOCTL_MAGIC 0xf5
#define F2FS_IOC_GETFLAGS FS_IOC_GETFLAGS
+#define F2FS_IOC_SETFLAGS FS_IOC_SETFLAGS
#define F2FS_IOC_START_ATOMIC_WRITE _IO(F2FS_IOCTL_MAGIC, 1)
#define F2FS_IOC_COMMIT_ATOMIC_WRITE _IO(F2FS_IOCTL_MAGIC, 2)
@@ -98,6 +102,16 @@ typedef u32 __be32;
#define F2FS_IOC_FSGETXATTR FS_IOC_FSGETXATTR
#define F2FS_IOC_FSSETXATTR FS_IOC_FSSETXATTR
+#ifndef FS_NOCOMP_FL
+#define FS_NOCOMP_FL 0x00000400 /* Don't compress */
+#endif
+#ifndef FS_COMPR_FL
+#define FS_COMPR_FL 0x00000004 /* Compress file */
+#endif
+#ifndef FS_CASEFOLD_FL
+#define FS_CASEFOLD_FL 0x40000000 /* Folder is case insensitive */
+#endif
+
struct f2fs_gc_range {
u32 sync;
u64 start;
--
2.19.0.605.g01d371f741-goog
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Linux-f2fs-devel@lists.sourceforge.net
https://lists.sourceforge.net/lists/listinfo/linux-f2fs-devel
^ permalink raw reply related [flat|nested] 6+ messages in thread* Re: [f2fs-dev] [PATCH] f2fs_io: add get/setflags
2019-08-09 15:23 [f2fs-dev] [PATCH] f2fs_io: add get/setflags Jaegeuk Kim
@ 2019-08-12 2:58 ` Chao Yu
2019-08-16 2:23 ` Jaegeuk Kim
2019-08-16 2:41 ` [f2fs-dev] [PATCH v2] " Jaegeuk Kim
1 sibling, 1 reply; 6+ messages in thread
From: Chao Yu @ 2019-08-12 2:58 UTC (permalink / raw)
To: Jaegeuk Kim, linux-f2fs-devel; +Cc: Jaegeuk Kim
On 2019/8/9 23:23, Jaegeuk Kim wrote:
> From: Jaegeuk Kim <jaegeuk@google.com>
>
> Signed-off-by: Jaegeuk Kim <jaegeuk@google.com>
> ---
> tools/f2fs_io/f2fs_io.c | 91 +++++++++++++++++++++++++++++++++++++++++
> tools/f2fs_io/f2fs_io.h | 14 +++++++
> 2 files changed, 105 insertions(+)
>
> diff --git a/tools/f2fs_io/f2fs_io.c b/tools/f2fs_io/f2fs_io.c
> index 6b43778..b57c458 100644
> --- a/tools/f2fs_io/f2fs_io.c
> +++ b/tools/f2fs_io/f2fs_io.c
> @@ -45,6 +45,95 @@ struct cmd_desc {
> int cmd_flags;
> };
>
> +#define getflags_desc "getflags ioctl"
> +#define getflags_help \
> +"f2fs_io getflags [file]\n\n" \
> +"get a flag given the file\n" \
> +"flag can show \n" \
> +" casefold\n" \
> +" compression\n" \
> +" nocompression\n"
Could we support +/- flags?
> +
> +static void do_getflags(int argc, char **argv, const struct cmd_desc *cmd)
> +{
> + long flag;
> + int ret, fd;
> + int exist = 0;
> +
> + if (argc != 2) {
> + fputs("Excess arguments\n\n", stderr);
> + fputs(cmd->cmd_help, stderr);
> + exit(1);
> + }
> +
> + fd = open(argv[1], O_RDONLY);
> + if (fd == -1) {
> + fputs("Open failed\n\n", stderr);
> + fputs(cmd->cmd_help, stderr);
> + exit(1);
> + }
> + ret = ioctl(fd, F2FS_IOC_GETFLAGS, &flag);
> + printf("get a flag on %s ret=%d, flags=", argv[1], ret);
> + if (flag & FS_CASEFOLD_FL) {
> + printf("casefold");
> + exist = 1;
> + }
> + if (flag & FS_COMPR_FL) {
> + if (exist)
> + printf(",");
> + printf("compression");
> + exist = 1;
> + }
> + if (flag & FS_NOCOMP_FL) {
> + if (exist)
> + printf(",");
> + printf("nocompression");
> + exist = 1;
> + }
> + if (!exist)
> + printf("none");
> + printf("\n");
> + exit(0);
> +}
> +
> +#define setflags_desc "setflags ioctl"
> +#define setflags_help \
> +"f2fs_io setflags [flag] [file]\n\n" \
> +"set a flag given the file\n" \
> +"flag can be\n" \
> +" casefold\n" \
> +" compression\n" \
> +" nocompression\n"
> +
> +static void do_setflags(int argc, char **argv, const struct cmd_desc *cmd)
> +{
> + long flag;
> + int ret, fd;
> +
> + if (argc != 3) {
> + fputs("Excess arguments\n\n", stderr);
> + fputs(cmd->cmd_help, stderr);
> + exit(1);
> + }
> +
> + fd = open(argv[2], O_RDONLY);
> + if (fd == -1) {
> + fputs("Open failed\n\n", stderr);
> + fputs(cmd->cmd_help, stderr);
> + exit(1);
> + }
> + if (!strcmp(argv[1], "casefold"))
> + flag = FS_CASEFOLD_FL;
> + else if (!strcmp(argv[1], "compression"))
> + flag = FS_COMPR_FL;
> + else if (!strcmp(argv[1], "nocompression"))
> + flag = FS_NOCOMP_FL;
> +
> + ret = ioctl(fd, F2FS_IOC_SETFLAGS, &flag);
It will drop other existed flags, should be:
F2FS_IOC_GETFLAGS flag
flag +/- FS_*_FL
F2FS_IOC_SETFLAGS flag
Thanks,
> + printf("set a flag: %s ret=%d\n", argv[2], ret);
> + exit(0);
> +}
> +
> #define shutdown_desc "shutdown filesystem"
> #define shutdown_help \
> "f2fs_io shutdown [level] [dir]\n\n" \
> @@ -488,6 +577,8 @@ static void do_defrag_file(int argc, char **argv, const struct cmd_desc *cmd)
> static void do_help(int argc, char **argv, const struct cmd_desc *cmd);
> const struct cmd_desc cmd_list[] = {
> _CMD(help),
> + CMD(getflags),
> + CMD(setflags),
> CMD(shutdown),
> CMD(pinfile),
> CMD(fallocate),
> diff --git a/tools/f2fs_io/f2fs_io.h b/tools/f2fs_io/f2fs_io.h
> index 95fd5be..5768c1b 100644
> --- a/tools/f2fs_io/f2fs_io.h
> +++ b/tools/f2fs_io/f2fs_io.h
> @@ -41,9 +41,13 @@ typedef u32 __be32;
> #ifndef FS_IOC_GETFLAGS
> #define FS_IOC_GETFLAGS _IOR('f', 1, long)
> #endif
> +#ifndef FS_IOC_SETFLAGS
> +#define FS_IOC_SETFLAGS _IOW('f', 2, long)
> +#endif
>
> #define F2FS_IOCTL_MAGIC 0xf5
> #define F2FS_IOC_GETFLAGS FS_IOC_GETFLAGS
> +#define F2FS_IOC_SETFLAGS FS_IOC_SETFLAGS
>
> #define F2FS_IOC_START_ATOMIC_WRITE _IO(F2FS_IOCTL_MAGIC, 1)
> #define F2FS_IOC_COMMIT_ATOMIC_WRITE _IO(F2FS_IOCTL_MAGIC, 2)
> @@ -98,6 +102,16 @@ typedef u32 __be32;
> #define F2FS_IOC_FSGETXATTR FS_IOC_FSGETXATTR
> #define F2FS_IOC_FSSETXATTR FS_IOC_FSSETXATTR
>
> +#ifndef FS_NOCOMP_FL
> +#define FS_NOCOMP_FL 0x00000400 /* Don't compress */
> +#endif
> +#ifndef FS_COMPR_FL
> +#define FS_COMPR_FL 0x00000004 /* Compress file */
> +#endif
> +#ifndef FS_CASEFOLD_FL
> +#define FS_CASEFOLD_FL 0x40000000 /* Folder is case insensitive */
> +#endif
> +
> struct f2fs_gc_range {
> u32 sync;
> u64 start;
>
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^ permalink raw reply [flat|nested] 6+ messages in thread* Re: [f2fs-dev] [PATCH] f2fs_io: add get/setflags
2019-08-12 2:58 ` Chao Yu
@ 2019-08-16 2:23 ` Jaegeuk Kim
2019-08-16 2:28 ` Jaegeuk Kim
0 siblings, 1 reply; 6+ messages in thread
From: Jaegeuk Kim @ 2019-08-16 2:23 UTC (permalink / raw)
To: Chao Yu; +Cc: Jaegeuk Kim, linux-f2fs-devel
On 08/12, Chao Yu wrote:
> On 2019/8/9 23:23, Jaegeuk Kim wrote:
> > From: Jaegeuk Kim <jaegeuk@google.com>
> >
> > Signed-off-by: Jaegeuk Kim <jaegeuk@google.com>
> > ---
> > tools/f2fs_io/f2fs_io.c | 91 +++++++++++++++++++++++++++++++++++++++++
> > tools/f2fs_io/f2fs_io.h | 14 +++++++
> > 2 files changed, 105 insertions(+)
> >
> > diff --git a/tools/f2fs_io/f2fs_io.c b/tools/f2fs_io/f2fs_io.c
> > index 6b43778..b57c458 100644
> > --- a/tools/f2fs_io/f2fs_io.c
> > +++ b/tools/f2fs_io/f2fs_io.c
> > @@ -45,6 +45,95 @@ struct cmd_desc {
> > int cmd_flags;
> > };
> >
> > +#define getflags_desc "getflags ioctl"
> > +#define getflags_help \
> > +"f2fs_io getflags [file]\n\n" \
> > +"get a flag given the file\n" \
> > +"flag can show \n" \
> > +" casefold\n" \
> > +" compression\n" \
> > +" nocompression\n"
>
> Could we support +/- flags?
>
> > +
> > +static void do_getflags(int argc, char **argv, const struct cmd_desc *cmd)
> > +{
> > + long flag;
> > + int ret, fd;
> > + int exist = 0;
> > +
> > + if (argc != 2) {
> > + fputs("Excess arguments\n\n", stderr);
> > + fputs(cmd->cmd_help, stderr);
> > + exit(1);
> > + }
> > +
> > + fd = open(argv[1], O_RDONLY);
> > + if (fd == -1) {
> > + fputs("Open failed\n\n", stderr);
> > + fputs(cmd->cmd_help, stderr);
> > + exit(1);
> > + }
> > + ret = ioctl(fd, F2FS_IOC_GETFLAGS, &flag);
> > + printf("get a flag on %s ret=%d, flags=", argv[1], ret);
> > + if (flag & FS_CASEFOLD_FL) {
> > + printf("casefold");
> > + exist = 1;
> > + }
> > + if (flag & FS_COMPR_FL) {
> > + if (exist)
> > + printf(",");
> > + printf("compression");
> > + exist = 1;
> > + }
> > + if (flag & FS_NOCOMP_FL) {
> > + if (exist)
> > + printf(",");
> > + printf("nocompression");
> > + exist = 1;
> > + }
> > + if (!exist)
> > + printf("none");
> > + printf("\n");
> > + exit(0);
> > +}
> > +
> > +#define setflags_desc "setflags ioctl"
> > +#define setflags_help \
> > +"f2fs_io setflags [flag] [file]\n\n" \
> > +"set a flag given the file\n" \
> > +"flag can be\n" \
> > +" casefold\n" \
> > +" compression\n" \
> > +" nocompression\n"
> > +
> > +static void do_setflags(int argc, char **argv, const struct cmd_desc *cmd)
> > +{
> > + long flag;
> > + int ret, fd;
> > +
> > + if (argc != 3) {
> > + fputs("Excess arguments\n\n", stderr);
> > + fputs(cmd->cmd_help, stderr);
> > + exit(1);
> > + }
> > +
> > + fd = open(argv[2], O_RDONLY);
> > + if (fd == -1) {
> > + fputs("Open failed\n\n", stderr);
> > + fputs(cmd->cmd_help, stderr);
> > + exit(1);
> > + }
> > + if (!strcmp(argv[1], "casefold"))
> > + flag = FS_CASEFOLD_FL;
> > + else if (!strcmp(argv[1], "compression"))
> > + flag = FS_COMPR_FL;
> > + else if (!strcmp(argv[1], "nocompression"))
> > + flag = FS_NOCOMP_FL;
> > +
> > + ret = ioctl(fd, F2FS_IOC_SETFLAGS, &flag);
>
> It will drop other existed flags, should be:
Is it correct?
In f2fs_setflags_common,
fi->i_flags = iflags | (fi->i_flags & ~mask);
>
> F2FS_IOC_GETFLAGS flag
> flag +/- FS_*_FL
> F2FS_IOC_SETFLAGS flag
>
> Thanks,
>
> > + printf("set a flag: %s ret=%d\n", argv[2], ret);
> > + exit(0);
> > +}
> > +
> > #define shutdown_desc "shutdown filesystem"
> > #define shutdown_help \
> > "f2fs_io shutdown [level] [dir]\n\n" \
> > @@ -488,6 +577,8 @@ static void do_defrag_file(int argc, char **argv, const struct cmd_desc *cmd)
> > static void do_help(int argc, char **argv, const struct cmd_desc *cmd);
> > const struct cmd_desc cmd_list[] = {
> > _CMD(help),
> > + CMD(getflags),
> > + CMD(setflags),
> > CMD(shutdown),
> > CMD(pinfile),
> > CMD(fallocate),
> > diff --git a/tools/f2fs_io/f2fs_io.h b/tools/f2fs_io/f2fs_io.h
> > index 95fd5be..5768c1b 100644
> > --- a/tools/f2fs_io/f2fs_io.h
> > +++ b/tools/f2fs_io/f2fs_io.h
> > @@ -41,9 +41,13 @@ typedef u32 __be32;
> > #ifndef FS_IOC_GETFLAGS
> > #define FS_IOC_GETFLAGS _IOR('f', 1, long)
> > #endif
> > +#ifndef FS_IOC_SETFLAGS
> > +#define FS_IOC_SETFLAGS _IOW('f', 2, long)
> > +#endif
> >
> > #define F2FS_IOCTL_MAGIC 0xf5
> > #define F2FS_IOC_GETFLAGS FS_IOC_GETFLAGS
> > +#define F2FS_IOC_SETFLAGS FS_IOC_SETFLAGS
> >
> > #define F2FS_IOC_START_ATOMIC_WRITE _IO(F2FS_IOCTL_MAGIC, 1)
> > #define F2FS_IOC_COMMIT_ATOMIC_WRITE _IO(F2FS_IOCTL_MAGIC, 2)
> > @@ -98,6 +102,16 @@ typedef u32 __be32;
> > #define F2FS_IOC_FSGETXATTR FS_IOC_FSGETXATTR
> > #define F2FS_IOC_FSSETXATTR FS_IOC_FSSETXATTR
> >
> > +#ifndef FS_NOCOMP_FL
> > +#define FS_NOCOMP_FL 0x00000400 /* Don't compress */
> > +#endif
> > +#ifndef FS_COMPR_FL
> > +#define FS_COMPR_FL 0x00000004 /* Compress file */
> > +#endif
> > +#ifndef FS_CASEFOLD_FL
> > +#define FS_CASEFOLD_FL 0x40000000 /* Folder is case insensitive */
> > +#endif
> > +
> > struct f2fs_gc_range {
> > u32 sync;
> > u64 start;
> >
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^ permalink raw reply [flat|nested] 6+ messages in thread* Re: [f2fs-dev] [PATCH] f2fs_io: add get/setflags
2019-08-16 2:23 ` Jaegeuk Kim
@ 2019-08-16 2:28 ` Jaegeuk Kim
0 siblings, 0 replies; 6+ messages in thread
From: Jaegeuk Kim @ 2019-08-16 2:28 UTC (permalink / raw)
To: Chao Yu; +Cc: Jaegeuk Kim, linux-f2fs-devel
On 08/15, Jaegeuk Kim wrote:
> On 08/12, Chao Yu wrote:
> > On 2019/8/9 23:23, Jaegeuk Kim wrote:
> > > From: Jaegeuk Kim <jaegeuk@google.com>
> > >
> > > Signed-off-by: Jaegeuk Kim <jaegeuk@google.com>
> > > ---
> > > tools/f2fs_io/f2fs_io.c | 91 +++++++++++++++++++++++++++++++++++++++++
> > > tools/f2fs_io/f2fs_io.h | 14 +++++++
> > > 2 files changed, 105 insertions(+)
> > >
> > > diff --git a/tools/f2fs_io/f2fs_io.c b/tools/f2fs_io/f2fs_io.c
> > > index 6b43778..b57c458 100644
> > > --- a/tools/f2fs_io/f2fs_io.c
> > > +++ b/tools/f2fs_io/f2fs_io.c
> > > @@ -45,6 +45,95 @@ struct cmd_desc {
> > > int cmd_flags;
> > > };
> > >
> > > +#define getflags_desc "getflags ioctl"
> > > +#define getflags_help \
> > > +"f2fs_io getflags [file]\n\n" \
> > > +"get a flag given the file\n" \
> > > +"flag can show \n" \
> > > +" casefold\n" \
> > > +" compression\n" \
> > > +" nocompression\n"
> >
> > Could we support +/- flags?
> >
> > > +
> > > +static void do_getflags(int argc, char **argv, const struct cmd_desc *cmd)
> > > +{
> > > + long flag;
> > > + int ret, fd;
> > > + int exist = 0;
> > > +
> > > + if (argc != 2) {
> > > + fputs("Excess arguments\n\n", stderr);
> > > + fputs(cmd->cmd_help, stderr);
> > > + exit(1);
> > > + }
> > > +
> > > + fd = open(argv[1], O_RDONLY);
> > > + if (fd == -1) {
> > > + fputs("Open failed\n\n", stderr);
> > > + fputs(cmd->cmd_help, stderr);
> > > + exit(1);
> > > + }
> > > + ret = ioctl(fd, F2FS_IOC_GETFLAGS, &flag);
> > > + printf("get a flag on %s ret=%d, flags=", argv[1], ret);
> > > + if (flag & FS_CASEFOLD_FL) {
> > > + printf("casefold");
> > > + exist = 1;
> > > + }
> > > + if (flag & FS_COMPR_FL) {
> > > + if (exist)
> > > + printf(",");
> > > + printf("compression");
> > > + exist = 1;
> > > + }
> > > + if (flag & FS_NOCOMP_FL) {
> > > + if (exist)
> > > + printf(",");
> > > + printf("nocompression");
> > > + exist = 1;
> > > + }
> > > + if (!exist)
> > > + printf("none");
> > > + printf("\n");
> > > + exit(0);
> > > +}
> > > +
> > > +#define setflags_desc "setflags ioctl"
> > > +#define setflags_help \
> > > +"f2fs_io setflags [flag] [file]\n\n" \
> > > +"set a flag given the file\n" \
> > > +"flag can be\n" \
> > > +" casefold\n" \
> > > +" compression\n" \
> > > +" nocompression\n"
> > > +
> > > +static void do_setflags(int argc, char **argv, const struct cmd_desc *cmd)
> > > +{
> > > + long flag;
> > > + int ret, fd;
> > > +
> > > + if (argc != 3) {
> > > + fputs("Excess arguments\n\n", stderr);
> > > + fputs(cmd->cmd_help, stderr);
> > > + exit(1);
> > > + }
> > > +
> > > + fd = open(argv[2], O_RDONLY);
> > > + if (fd == -1) {
> > > + fputs("Open failed\n\n", stderr);
> > > + fputs(cmd->cmd_help, stderr);
> > > + exit(1);
> > > + }
> > > + if (!strcmp(argv[1], "casefold"))
> > > + flag = FS_CASEFOLD_FL;
> > > + else if (!strcmp(argv[1], "compression"))
> > > + flag = FS_COMPR_FL;
> > > + else if (!strcmp(argv[1], "nocompression"))
> > > + flag = FS_NOCOMP_FL;
> > > +
> > > + ret = ioctl(fd, F2FS_IOC_SETFLAGS, &flag);
> >
> > It will drop other existed flags, should be:
>
> Is it correct?
>
> In f2fs_setflags_common,
>
> fi->i_flags = iflags | (fi->i_flags & ~mask);
Hmm, it indeed drops the flags. :P
>
>
> >
> > F2FS_IOC_GETFLAGS flag
> > flag +/- FS_*_FL
> > F2FS_IOC_SETFLAGS flag
> >
> > Thanks,
> >
> > > + printf("set a flag: %s ret=%d\n", argv[2], ret);
> > > + exit(0);
> > > +}
> > > +
> > > #define shutdown_desc "shutdown filesystem"
> > > #define shutdown_help \
> > > "f2fs_io shutdown [level] [dir]\n\n" \
> > > @@ -488,6 +577,8 @@ static void do_defrag_file(int argc, char **argv, const struct cmd_desc *cmd)
> > > static void do_help(int argc, char **argv, const struct cmd_desc *cmd);
> > > const struct cmd_desc cmd_list[] = {
> > > _CMD(help),
> > > + CMD(getflags),
> > > + CMD(setflags),
> > > CMD(shutdown),
> > > CMD(pinfile),
> > > CMD(fallocate),
> > > diff --git a/tools/f2fs_io/f2fs_io.h b/tools/f2fs_io/f2fs_io.h
> > > index 95fd5be..5768c1b 100644
> > > --- a/tools/f2fs_io/f2fs_io.h
> > > +++ b/tools/f2fs_io/f2fs_io.h
> > > @@ -41,9 +41,13 @@ typedef u32 __be32;
> > > #ifndef FS_IOC_GETFLAGS
> > > #define FS_IOC_GETFLAGS _IOR('f', 1, long)
> > > #endif
> > > +#ifndef FS_IOC_SETFLAGS
> > > +#define FS_IOC_SETFLAGS _IOW('f', 2, long)
> > > +#endif
> > >
> > > #define F2FS_IOCTL_MAGIC 0xf5
> > > #define F2FS_IOC_GETFLAGS FS_IOC_GETFLAGS
> > > +#define F2FS_IOC_SETFLAGS FS_IOC_SETFLAGS
> > >
> > > #define F2FS_IOC_START_ATOMIC_WRITE _IO(F2FS_IOCTL_MAGIC, 1)
> > > #define F2FS_IOC_COMMIT_ATOMIC_WRITE _IO(F2FS_IOCTL_MAGIC, 2)
> > > @@ -98,6 +102,16 @@ typedef u32 __be32;
> > > #define F2FS_IOC_FSGETXATTR FS_IOC_FSGETXATTR
> > > #define F2FS_IOC_FSSETXATTR FS_IOC_FSSETXATTR
> > >
> > > +#ifndef FS_NOCOMP_FL
> > > +#define FS_NOCOMP_FL 0x00000400 /* Don't compress */
> > > +#endif
> > > +#ifndef FS_COMPR_FL
> > > +#define FS_COMPR_FL 0x00000004 /* Compress file */
> > > +#endif
> > > +#ifndef FS_CASEFOLD_FL
> > > +#define FS_CASEFOLD_FL 0x40000000 /* Folder is case insensitive */
> > > +#endif
> > > +
> > > struct f2fs_gc_range {
> > > u32 sync;
> > > u64 start;
> > >
>
>
> _______________________________________________
> Linux-f2fs-devel mailing list
> Linux-f2fs-devel@lists.sourceforge.net
> https://lists.sourceforge.net/lists/listinfo/linux-f2fs-devel
_______________________________________________
Linux-f2fs-devel mailing list
Linux-f2fs-devel@lists.sourceforge.net
https://lists.sourceforge.net/lists/listinfo/linux-f2fs-devel
^ permalink raw reply [flat|nested] 6+ messages in thread
* Re: [f2fs-dev] [PATCH v2] f2fs_io: add get/setflags
2019-08-09 15:23 [f2fs-dev] [PATCH] f2fs_io: add get/setflags Jaegeuk Kim
2019-08-12 2:58 ` Chao Yu
@ 2019-08-16 2:41 ` Jaegeuk Kim
2019-08-19 2:54 ` Chao Yu
1 sibling, 1 reply; 6+ messages in thread
From: Jaegeuk Kim @ 2019-08-16 2:41 UTC (permalink / raw)
To: linux-f2fs-devel; +Cc: Jaegeuk Kim
Signed-off-by: Jaegeuk Kim <jaegeuk@google.com>
---
- Add + flags for now
tools/f2fs_io/f2fs_io.c | 98 +++++++++++++++++++++++++++++++++++++++++
tools/f2fs_io/f2fs_io.h | 14 ++++++
2 files changed, 112 insertions(+)
diff --git a/tools/f2fs_io/f2fs_io.c b/tools/f2fs_io/f2fs_io.c
index a5a9836..add40c4 100644
--- a/tools/f2fs_io/f2fs_io.c
+++ b/tools/f2fs_io/f2fs_io.c
@@ -45,6 +45,102 @@ struct cmd_desc {
int cmd_flags;
};
+#define getflags_desc "getflags ioctl"
+#define getflags_help \
+"f2fs_io getflags [file]\n\n" \
+"get a flag given the file\n" \
+"flag can show \n" \
+" casefold\n" \
+" compression\n" \
+" nocompression\n"
+
+static void do_getflags(int argc, char **argv, const struct cmd_desc *cmd)
+{
+ long flag;
+ int ret, fd;
+ int exist = 0;
+
+ if (argc != 2) {
+ fputs("Excess arguments\n\n", stderr);
+ fputs(cmd->cmd_help, stderr);
+ exit(1);
+ }
+
+ fd = open(argv[1], O_RDONLY);
+ if (fd == -1) {
+ fputs("Open failed\n\n", stderr);
+ fputs(cmd->cmd_help, stderr);
+ exit(1);
+ }
+
+ ret = ioctl(fd, F2FS_IOC_GETFLAGS, &flag);
+ printf("get a flag on %s ret=%d, flags=", argv[1], ret);
+ if (flag & FS_CASEFOLD_FL) {
+ printf("casefold");
+ exist = 1;
+ }
+ if (flag & FS_COMPR_FL) {
+ if (exist)
+ printf(",");
+ printf("compression");
+ exist = 1;
+ }
+ if (flag & FS_NOCOMP_FL) {
+ if (exist)
+ printf(",");
+ printf("nocompression");
+ exist = 1;
+ }
+ if (!exist)
+ printf("none");
+ printf("\n");
+ exit(0);
+}
+
+#define setflags_desc "setflags ioctl"
+#define setflags_help \
+"f2fs_io setflags [flag] [file]\n\n" \
+"set a flag given the file\n" \
+"flag can be\n" \
+" casefold\n" \
+" compression\n" \
+" nocompression\n"
+
+static void do_setflags(int argc, char **argv, const struct cmd_desc *cmd)
+{
+ long flag;
+ int ret, fd;
+
+ if (argc != 3) {
+ fputs("Excess arguments\n\n", stderr);
+ fputs(cmd->cmd_help, stderr);
+ exit(1);
+ }
+
+ fd = open(argv[2], O_RDONLY);
+ if (fd == -1) {
+ fputs("Open failed\n\n", stderr);
+ fputs(cmd->cmd_help, stderr);
+ exit(1);
+ }
+
+ ret = ioctl(fd, F2FS_IOC_GETFLAGS, &flag);
+ printf("get a flag on %s ret=%d, flags=%lx\n", argv[1], ret, flag);
+ if (ret)
+ exit(1);
+
+ if (!strcmp(argv[1], "casefold"))
+ flag |= FS_CASEFOLD_FL;
+ else if (!strcmp(argv[1], "compression"))
+ flag |= FS_COMPR_FL;
+ else if (!strcmp(argv[1], "nocompression"))
+ flag |= FS_NOCOMP_FL;
+
+ ret = ioctl(fd, F2FS_IOC_SETFLAGS, &flag);
+ printf("set a flag on %s ret=%d, flags=%s\n", argv[2], ret, argv[1]);
+ exit(0);
+}
+
#define shutdown_desc "shutdown filesystem"
#define shutdown_help \
"f2fs_io shutdown [level] [dir]\n\n" \
@@ -488,6 +584,8 @@ static void do_defrag_file(int argc, char **argv, const struct cmd_desc *cmd)
static void do_help(int argc, char **argv, const struct cmd_desc *cmd);
const struct cmd_desc cmd_list[] = {
_CMD(help),
+ CMD(getflags),
+ CMD(setflags),
CMD(shutdown),
CMD(pinfile),
CMD(fallocate),
diff --git a/tools/f2fs_io/f2fs_io.h b/tools/f2fs_io/f2fs_io.h
index 95fd5be..5768c1b 100644
--- a/tools/f2fs_io/f2fs_io.h
+++ b/tools/f2fs_io/f2fs_io.h
@@ -41,9 +41,13 @@ typedef u32 __be32;
#ifndef FS_IOC_GETFLAGS
#define FS_IOC_GETFLAGS _IOR('f', 1, long)
#endif
+#ifndef FS_IOC_SETFLAGS
+#define FS_IOC_SETFLAGS _IOW('f', 2, long)
+#endif
#define F2FS_IOCTL_MAGIC 0xf5
#define F2FS_IOC_GETFLAGS FS_IOC_GETFLAGS
+#define F2FS_IOC_SETFLAGS FS_IOC_SETFLAGS
#define F2FS_IOC_START_ATOMIC_WRITE _IO(F2FS_IOCTL_MAGIC, 1)
#define F2FS_IOC_COMMIT_ATOMIC_WRITE _IO(F2FS_IOCTL_MAGIC, 2)
@@ -98,6 +102,16 @@ typedef u32 __be32;
#define F2FS_IOC_FSGETXATTR FS_IOC_FSGETXATTR
#define F2FS_IOC_FSSETXATTR FS_IOC_FSSETXATTR
+#ifndef FS_NOCOMP_FL
+#define FS_NOCOMP_FL 0x00000400 /* Don't compress */
+#endif
+#ifndef FS_COMPR_FL
+#define FS_COMPR_FL 0x00000004 /* Compress file */
+#endif
+#ifndef FS_CASEFOLD_FL
+#define FS_CASEFOLD_FL 0x40000000 /* Folder is case insensitive */
+#endif
+
struct f2fs_gc_range {
u32 sync;
u64 start;
--
2.19.0.605.g01d371f741-goog
_______________________________________________
Linux-f2fs-devel mailing list
Linux-f2fs-devel@lists.sourceforge.net
https://lists.sourceforge.net/lists/listinfo/linux-f2fs-devel
^ permalink raw reply related [flat|nested] 6+ messages in thread
end of thread, other threads:[~2019-08-19 2:54 UTC | newest]
Thread overview: 6+ messages (download: mbox.gz / follow: Atom feed)
-- links below jump to the message on this page --
2019-08-09 15:23 [f2fs-dev] [PATCH] f2fs_io: add get/setflags Jaegeuk Kim
2019-08-12 2:58 ` Chao Yu
2019-08-16 2:23 ` Jaegeuk Kim
2019-08-16 2:28 ` Jaegeuk Kim
2019-08-16 2:41 ` [f2fs-dev] [PATCH v2] " Jaegeuk Kim
2019-08-19 2:54 ` Chao Yu
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