Previously we read sit entries page one by one, this method lost the chance
of reading contiguous page together. So we read pages as contiguous as
possible for better mount performance.
v1-->v2:
o merge judgements/use 'Continue' or 'Break' instead of 'Goto' as Gu Zheng
suggested.
o add ma
For better read performance, we add a new function to support for merging
contiguous read as the one for write.
v1-->v2:
o add declarations here as Gu Zheng suggested.
o use new structure f2fs_bio_info introduced by Jaegeuk Kim.
Signed-off-by: Chao Yu
Acked-by: Gu Zheng
---
fs/f2fs/data.c
Hi Kim,
No considering 80 columns for the description, :(
I will resend the patches.
> -Original Message-
> From: Chao Yu [mailto:chao2...@samsung.com]
> Sent: Wednesday, November 20, 2013 1:55 PM
> To: ??? (jaegeuk@samsung.com)
> Cc: 'linux-fsde...@vger.kernel.org'; 'linux-ker...@vge
For better read performance, we add a new function to support for merging
contiguous read as the one for write.
v1-->v2:
o add declarations here as Gu Zheng suggested.
o use new structure f2fs_bio_info introduced by Jaegeuk Kim.
Signed-off-by: Chao Yu
Acked-by: Gu Zheng
---
fs/f2fs/data.c
Previously we read sit entries page one by one, this method lost the chance of
reading contiguous page together.
So we read pages as contiguous as possible for better mount performance.
v1-->v2:
o merge judgements/use 'Continue' or 'Break' instead of 'Goto' as Gu Zheng
suggested.
o add mark_pa
Hi Gu,
> -Original Message-
> From: Gu Zheng [mailto:guz.f...@cn.fujitsu.com]
> Sent: Monday, November 18, 2013 7:16 PM
> To: Chao Yu
> Cc: '???'; linux-fsde...@vger.kernel.org; linux-ker...@vger.kernel.org;
> linux-f2fs-devel@lists.sourceforge.net; 谭姝
> Subject: Re: [f2fs-dev] [PATCH V2
Hi Gu,
IMO, there is no reason to cover the list header by the lock.
In any flows, sbi should have the header all the time.
What is your opinion?
Thanks,
2013-11-19 (화), 18:03 +0800, Gu Zheng:
> Signed-off-by: Gu Zheng
> ---
> fs/f2fs/checkpoint.c | 15 ++-
> 1 files changed, 10
Hello again,
after buying a new USB stick and moving everything but the partition's
broken file & folder to it, I am now able to send you an image after
all.
Although the 21 GB partition was supposed to only contain those two
tiny entries, df still reported 1.8 GB as in use.
I did "dd if=/dev/ze
Signed-off-by: Gu Zheng
---
fs/f2fs/checkpoint.c | 15 ++-
1 files changed, 10 insertions(+), 5 deletions(-)
diff --git a/fs/f2fs/checkpoint.c b/fs/f2fs/checkpoint.c
index f884589..1de70cc 100644
--- a/fs/f2fs/checkpoint.c
+++ b/fs/f2fs/checkpoint.c
@@ -511,8 +511,8 @@ void add_di
Simplify write_orphan_inodes for better readable. Because we hold the
orphan_inode_mutex, so it's safe to use list_for_each_entry instead of
list_for_each_safe.
Signed-off-by: Gu Zheng
---
fs/f2fs/checkpoint.c | 38 ++
1 files changed, 18 insertions(+), 20
Signed-off-by: Gu Zheng
---
fs/f2fs/f2fs.h |3 +--
1 files changed, 1 insertions(+), 2 deletions(-)
diff --git a/fs/f2fs/f2fs.h b/fs/f2fs/f2fs.h
index 94fbec3..d0c6738 100644
--- a/fs/f2fs/f2fs.h
+++ b/fs/f2fs/f2fs.h
@@ -585,7 +585,7 @@ static inline bool inc_valid_block_count(struct
f2fs_
Signed-off-by: Gu Zheng
---
fs/f2fs/f2fs.h |2 +-
fs/f2fs/node.c | 12
2 files changed, 5 insertions(+), 9 deletions(-)
diff --git a/fs/f2fs/f2fs.h b/fs/f2fs/f2fs.h
index 89dc750..94fbec3 100644
--- a/fs/f2fs/f2fs.h
+++ b/fs/f2fs/f2fs.h
@@ -1027,7 +1027,7 @@ int get_dnode_of_d
Gu Zheng (5):
f2fs: convert remove_inode_page to void
f2fs: convert dev_valid_block_count to void
f2fs: convert inc/dec_valid_node_count to inc/dec one count
f2fs: simplify write_orphan_inodes for better readable
f2fs: move the list_head initialization into the lock protection
region
Signed-off-by: Gu Zheng
---
fs/f2fs/f2fs.h | 32 +++-
fs/f2fs/node.c |6 +++---
2 files changed, 18 insertions(+), 20 deletions(-)
diff --git a/fs/f2fs/f2fs.h b/fs/f2fs/f2fs.h
index d0c6738..125bef0 100644
--- a/fs/f2fs/f2fs.h
+++ b/fs/f2fs/f2fs.h
@@ -685,50 +6
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