| Message ID | 20171024083649.80404-1-jaegeuk@kernel.org (mailing list archive) |
|---|---|
| State | New, archived |
| Headers | show |
On 2017/10/24 16:36, Jaegeuk Kim wrote: > This patch adds one sysfs entry to show # of dirty segments which can be > used for gc timing by user. > > Signed-off-by: Jaegeuk Kim <jaegeuk@kernel.org> Reviewed-by: Chao Yu <yuchao0@huawei.com> Thanks, > --- > fs/f2fs/sysfs.c | 9 +++++++++ > 1 file changed, 9 insertions(+) > > diff --git a/fs/f2fs/sysfs.c b/fs/f2fs/sysfs.c > index ca74bfdfd4eb..e09e59cc678a 100644 > --- a/fs/f2fs/sysfs.c > +++ b/fs/f2fs/sysfs.c > @@ -63,6 +63,13 @@ static unsigned char *__struct_ptr(struct f2fs_sb_info *sbi, int struct_type) > return NULL; > } > > +static ssize_t dirty_segments_show(struct f2fs_attr *a, > + struct f2fs_sb_info *sbi, char *buf) > +{ > + return snprintf(buf, PAGE_SIZE, "%llu\n", > + (unsigned long long)(dirty_segments(sbi))); > +} > + > static ssize_t lifetime_write_kbytes_show(struct f2fs_attr *a, > struct f2fs_sb_info *sbi, char *buf) > { > @@ -283,6 +290,7 @@ F2FS_RW_ATTR(F2FS_SBI, f2fs_sb_info, iostat_enable, iostat_enable); > F2FS_RW_ATTR(FAULT_INFO_RATE, f2fs_fault_info, inject_rate, inject_rate); > F2FS_RW_ATTR(FAULT_INFO_TYPE, f2fs_fault_info, inject_type, inject_type); > #endif > +F2FS_GENERAL_RO_ATTR(dirty_segments); > F2FS_GENERAL_RO_ATTR(lifetime_write_kbytes); > F2FS_GENERAL_RO_ATTR(features); > > @@ -326,6 +334,7 @@ static struct attribute *f2fs_attrs[] = { > ATTR_LIST(inject_rate), > ATTR_LIST(inject_type), > #endif > + ATTR_LIST(dirty_segments), > ATTR_LIST(lifetime_write_kbytes), > ATTR_LIST(features), > ATTR_LIST(reserved_blocks), >
diff --git a/fs/f2fs/sysfs.c b/fs/f2fs/sysfs.c index ca74bfdfd4eb..e09e59cc678a 100644 --- a/fs/f2fs/sysfs.c +++ b/fs/f2fs/sysfs.c @@ -63,6 +63,13 @@ static unsigned char *__struct_ptr(struct f2fs_sb_info *sbi, int struct_type) return NULL; } +static ssize_t dirty_segments_show(struct f2fs_attr *a, + struct f2fs_sb_info *sbi, char *buf) +{ + return snprintf(buf, PAGE_SIZE, "%llu\n", + (unsigned long long)(dirty_segments(sbi))); +} + static ssize_t lifetime_write_kbytes_show(struct f2fs_attr *a, struct f2fs_sb_info *sbi, char *buf) { @@ -283,6 +290,7 @@ F2FS_RW_ATTR(F2FS_SBI, f2fs_sb_info, iostat_enable, iostat_enable); F2FS_RW_ATTR(FAULT_INFO_RATE, f2fs_fault_info, inject_rate, inject_rate); F2FS_RW_ATTR(FAULT_INFO_TYPE, f2fs_fault_info, inject_type, inject_type); #endif +F2FS_GENERAL_RO_ATTR(dirty_segments); F2FS_GENERAL_RO_ATTR(lifetime_write_kbytes); F2FS_GENERAL_RO_ATTR(features); @@ -326,6 +334,7 @@ static struct attribute *f2fs_attrs[] = { ATTR_LIST(inject_rate), ATTR_LIST(inject_type), #endif + ATTR_LIST(dirty_segments), ATTR_LIST(lifetime_write_kbytes), ATTR_LIST(features), ATTR_LIST(reserved_blocks),
This patch adds one sysfs entry to show # of dirty segments which can be used for gc timing by user. Signed-off-by: Jaegeuk Kim <jaegeuk@kernel.org> --- fs/f2fs/sysfs.c | 9 +++++++++ 1 file changed, 9 insertions(+)