* [PATCH 1/2] f2fs: introduce f2fs_encrypted_file for clean-up
@ 2017-09-06 0:15 Jaegeuk Kim
2017-09-06 0:15 ` [PATCH 2/2] f2fs: use generic terms used for encrypted block management Jaegeuk Kim
2017-09-06 3:10 ` [f2fs-dev] [PATCH 1/2] f2fs: introduce f2fs_encrypted_file for clean-up Chao Yu
0 siblings, 2 replies; 4+ messages in thread
From: Jaegeuk Kim @ 2017-09-06 0:15 UTC (permalink / raw)
To: linux-kernel, linux-fsdevel, linux-f2fs-devel; +Cc: Jaegeuk Kim
This patch replaces (f2fs_encrypted_inode() && S_ISREG()) with
f2fs_encrypted_file(), which gives no functional change.
Signed-off-by: Jaegeuk Kim <jaegeuk@kernel.org>
---
fs/f2fs/data.c | 10 +++++-----
fs/f2fs/f2fs.h | 5 +++++
fs/f2fs/file.c | 2 +-
fs/f2fs/gc.c | 5 ++---
fs/f2fs/inline.c | 2 +-
5 files changed, 14 insertions(+), 10 deletions(-)
diff --git a/fs/f2fs/data.c b/fs/f2fs/data.c
index 67da4f6eeaa0..e6c683e7a10e 100644
--- a/fs/f2fs/data.c
+++ b/fs/f2fs/data.c
@@ -581,7 +581,7 @@ struct page *get_read_data_page(struct inode *inode, pgoff_t index,
.encrypted_page = NULL,
};
- if (f2fs_encrypted_inode(inode) && S_ISREG(inode->i_mode))
+ if (f2fs_encrypted_file(inode))
return read_mapping_page(mapping, index, NULL);
page = f2fs_grab_cache_page(mapping, index, for_write);
@@ -786,7 +786,7 @@ static int __allocate_data_block(struct dnode_of_data *dn)
static inline bool __force_buffered_io(struct inode *inode, int rw)
{
- return ((f2fs_encrypted_inode(inode) && S_ISREG(inode->i_mode)) ||
+ return (f2fs_encrypted_file(inode) ||
(rw == WRITE && test_opt(F2FS_I_SB(inode), LFS)) ||
F2FS_I_SB(inode)->s_ndevs);
}
@@ -1157,7 +1157,7 @@ static struct bio *f2fs_grab_bio(struct inode *inode, block_t blkaddr,
struct fscrypt_ctx *ctx = NULL;
struct bio *bio;
- if (f2fs_encrypted_inode(inode) && S_ISREG(inode->i_mode)) {
+ if (f2fs_encrypted_file(inode)) {
ctx = fscrypt_get_ctx(inode, GFP_NOFS);
if (IS_ERR(ctx))
return ERR_CAST(ctx);
@@ -1345,7 +1345,7 @@ static int encrypt_one_page(struct f2fs_io_info *fio)
struct inode *inode = fio->page->mapping->host;
gfp_t gfp_flags = GFP_NOFS;
- if (!f2fs_encrypted_inode(inode) || !S_ISREG(inode->i_mode))
+ if (!f2fs_encrypted_file(inode))
return 0;
/* wait for GCed encrypted page writeback */
@@ -1974,7 +1974,7 @@ static int f2fs_write_begin(struct file *file, struct address_space *mapping,
f2fs_wait_on_page_writeback(page, DATA, false);
/* wait for GCed encrypted page writeback */
- if (f2fs_encrypted_inode(inode) && S_ISREG(inode->i_mode))
+ if (f2fs_encrypted_file(inode))
f2fs_wait_on_encrypted_page_writeback(sbi, blkaddr);
if (len == PAGE_SIZE || PageUptodate(page))
diff --git a/fs/f2fs/f2fs.h b/fs/f2fs/f2fs.h
index 4b993961d81d..417c28f01fd5 100644
--- a/fs/f2fs/f2fs.h
+++ b/fs/f2fs/f2fs.h
@@ -2939,6 +2939,11 @@ static inline bool f2fs_encrypted_inode(struct inode *inode)
return file_is_encrypt(inode);
}
+static inline bool f2fs_encrypted_file(struct inode *inode)
+{
+ return f2fs_encrypted_inode(inode) && S_ISREG(inode->i_mode);
+}
+
static inline void f2fs_set_encrypted_inode(struct inode *inode)
{
#ifdef CONFIG_F2FS_FS_ENCRYPTION
diff --git a/fs/f2fs/file.c b/fs/f2fs/file.c
index 63e394907808..f8cedaba7ce4 100644
--- a/fs/f2fs/file.c
+++ b/fs/f2fs/file.c
@@ -106,7 +106,7 @@ static int f2fs_vm_page_mkwrite(struct vm_fault *vmf)
f2fs_wait_on_page_writeback(page, DATA, false);
/* wait for GCed encrypted page writeback */
- if (f2fs_encrypted_inode(inode) && S_ISREG(inode->i_mode))
+ if (f2fs_encrypted_file(inode))
f2fs_wait_on_encrypted_page_writeback(sbi, dn.data_blkaddr);
out_sem:
diff --git a/fs/f2fs/gc.c b/fs/f2fs/gc.c
index b226760afba8..6a12f33d0cdd 100644
--- a/fs/f2fs/gc.c
+++ b/fs/f2fs/gc.c
@@ -831,8 +831,7 @@ static void gc_data_segment(struct f2fs_sb_info *sbi, struct f2fs_summary *sum,
continue;
/* if encrypted inode, let's go phase 3 */
- if (f2fs_encrypted_inode(inode) &&
- S_ISREG(inode->i_mode)) {
+ if (f2fs_encrypted_file(inode)) {
add_gc_inode(gc_list, inode);
continue;
}
@@ -873,7 +872,7 @@ static void gc_data_segment(struct f2fs_sb_info *sbi, struct f2fs_summary *sum,
start_bidx = start_bidx_of_node(nofs, inode)
+ ofs_in_node;
- if (f2fs_encrypted_inode(inode) && S_ISREG(inode->i_mode))
+ if (f2fs_encrypted_file(inode))
move_encrypted_block(inode, start_bidx, segno, off);
else
move_data_page(inode, start_bidx, gc_type, segno, off);
diff --git a/fs/f2fs/inline.c b/fs/f2fs/inline.c
index e63ab0d1f614..c133a4fdecf6 100644
--- a/fs/f2fs/inline.c
+++ b/fs/f2fs/inline.c
@@ -25,7 +25,7 @@ bool f2fs_may_inline_data(struct inode *inode)
if (i_size_read(inode) > MAX_INLINE_DATA(inode))
return false;
- if (f2fs_encrypted_inode(inode) && S_ISREG(inode->i_mode))
+ if (f2fs_encrypted_file(inode))
return false;
return true;
--
2.14.0.rc1.383.gd1ce394fe2-goog
------------------------------------------------------------------------------
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^ permalink raw reply related [flat|nested] 4+ messages in thread
* [PATCH 2/2] f2fs: use generic terms used for encrypted block management
2017-09-06 0:15 [PATCH 1/2] f2fs: introduce f2fs_encrypted_file for clean-up Jaegeuk Kim
@ 2017-09-06 0:15 ` Jaegeuk Kim
2017-09-06 3:18 ` [f2fs-dev] " Chao Yu
2017-09-06 3:10 ` [f2fs-dev] [PATCH 1/2] f2fs: introduce f2fs_encrypted_file for clean-up Chao Yu
1 sibling, 1 reply; 4+ messages in thread
From: Jaegeuk Kim @ 2017-09-06 0:15 UTC (permalink / raw)
To: linux-kernel, linux-fsdevel, linux-f2fs-devel; +Cc: Jaegeuk Kim
This patch renames functions regarding to buffer management via META_MAPPING
used for encrypted blocks especially. We can actually use them in generic way.
Signed-off-by: Jaegeuk Kim <jaegeuk@kernel.org>
---
fs/f2fs/data.c | 6 +++---
fs/f2fs/f2fs.h | 3 +--
fs/f2fs/file.c | 2 +-
fs/f2fs/gc.c | 13 +++++++++----
fs/f2fs/segment.c | 3 +--
5 files changed, 15 insertions(+), 12 deletions(-)
diff --git a/fs/f2fs/data.c b/fs/f2fs/data.c
index e6c683e7a10e..ee6801fdbdec 100644
--- a/fs/f2fs/data.c
+++ b/fs/f2fs/data.c
@@ -1163,7 +1163,7 @@ static struct bio *f2fs_grab_bio(struct inode *inode, block_t blkaddr,
return ERR_CAST(ctx);
/* wait the page to be moved by cleaning */
- f2fs_wait_on_encrypted_page_writeback(sbi, blkaddr);
+ f2fs_wait_on_block_writeback(sbi, blkaddr);
}
bio = bio_alloc(GFP_KERNEL, min_t(int, nr_pages, BIO_MAX_PAGES));
@@ -1349,7 +1349,7 @@ static int encrypt_one_page(struct f2fs_io_info *fio)
return 0;
/* wait for GCed encrypted page writeback */
- f2fs_wait_on_encrypted_page_writeback(fio->sbi, fio->old_blkaddr);
+ f2fs_wait_on_block_writeback(fio->sbi, fio->old_blkaddr);
retry_encrypt:
fio->encrypted_page = fscrypt_encrypt_page(inode, fio->page,
@@ -1975,7 +1975,7 @@ static int f2fs_write_begin(struct file *file, struct address_space *mapping,
/* wait for GCed encrypted page writeback */
if (f2fs_encrypted_file(inode))
- f2fs_wait_on_encrypted_page_writeback(sbi, blkaddr);
+ f2fs_wait_on_block_writeback(sbi, blkaddr);
if (len == PAGE_SIZE || PageUptodate(page))
return 0;
diff --git a/fs/f2fs/f2fs.h b/fs/f2fs/f2fs.h
index 417c28f01fd5..91fb749686f2 100644
--- a/fs/f2fs/f2fs.h
+++ b/fs/f2fs/f2fs.h
@@ -2550,8 +2550,7 @@ void allocate_data_block(struct f2fs_sb_info *sbi, struct page *page,
struct f2fs_io_info *fio, bool add_list);
void f2fs_wait_on_page_writeback(struct page *page,
enum page_type type, bool ordered);
-void f2fs_wait_on_encrypted_page_writeback(struct f2fs_sb_info *sbi,
- block_t blkaddr);
+void f2fs_wait_on_block_writeback(struct f2fs_sb_info *sbi, block_t blkaddr);
void write_data_summaries(struct f2fs_sb_info *sbi, block_t start_blk);
void write_node_summaries(struct f2fs_sb_info *sbi, block_t start_blk);
int lookup_journal_in_cursum(struct f2fs_journal *journal, int type,
diff --git a/fs/f2fs/file.c b/fs/f2fs/file.c
index f8cedaba7ce4..224379a9848c 100644
--- a/fs/f2fs/file.c
+++ b/fs/f2fs/file.c
@@ -107,7 +107,7 @@ static int f2fs_vm_page_mkwrite(struct vm_fault *vmf)
/* wait for GCed encrypted page writeback */
if (f2fs_encrypted_file(inode))
- f2fs_wait_on_encrypted_page_writeback(sbi, dn.data_blkaddr);
+ f2fs_wait_on_block_writeback(sbi, dn.data_blkaddr);
out_sem:
up_read(&F2FS_I(inode)->i_mmap_sem);
diff --git a/fs/f2fs/gc.c b/fs/f2fs/gc.c
index 6a12f33d0cdd..bfe6a8ccc3a0 100644
--- a/fs/f2fs/gc.c
+++ b/fs/f2fs/gc.c
@@ -599,8 +599,12 @@ static bool is_alive(struct f2fs_sb_info *sbi, struct f2fs_summary *sum,
return true;
}
-static void move_encrypted_block(struct inode *inode, block_t bidx,
- unsigned int segno, int off)
+/*
+ * Move data block via META_MAPPING while keeping locked data page.
+ * This can be used to move blocks, aka LBAs, directly on disk.
+ */
+static void move_data_block(struct inode *inode, block_t bidx,
+ unsigned int segno, int off)
{
struct f2fs_io_info fio = {
.sbi = F2FS_I_SB(inode),
@@ -873,9 +877,10 @@ static void gc_data_segment(struct f2fs_sb_info *sbi, struct f2fs_summary *sum,
start_bidx = start_bidx_of_node(nofs, inode)
+ ofs_in_node;
if (f2fs_encrypted_file(inode))
- move_encrypted_block(inode, start_bidx, segno, off);
+ move_data_block(inode, start_bidx, segno, off);
else
- move_data_page(inode, start_bidx, gc_type, segno, off);
+ move_data_page(inode, start_bidx, gc_type,
+ segno, off);
if (locked) {
up_write(&fi->dio_rwsem[WRITE]);
diff --git a/fs/f2fs/segment.c b/fs/f2fs/segment.c
index 265c3bc44f2d..9e708e525ba8 100644
--- a/fs/f2fs/segment.c
+++ b/fs/f2fs/segment.c
@@ -2528,8 +2528,7 @@ void f2fs_wait_on_page_writeback(struct page *page,
}
}
-void f2fs_wait_on_encrypted_page_writeback(struct f2fs_sb_info *sbi,
- block_t blkaddr)
+void f2fs_wait_on_block_writeback(struct f2fs_sb_info *sbi, block_t blkaddr)
{
struct page *cpage;
--
2.14.0.rc1.383.gd1ce394fe2-goog
^ permalink raw reply related [flat|nested] 4+ messages in thread
* Re: [f2fs-dev] [PATCH 1/2] f2fs: introduce f2fs_encrypted_file for clean-up
2017-09-06 0:15 [PATCH 1/2] f2fs: introduce f2fs_encrypted_file for clean-up Jaegeuk Kim
2017-09-06 0:15 ` [PATCH 2/2] f2fs: use generic terms used for encrypted block management Jaegeuk Kim
@ 2017-09-06 3:10 ` Chao Yu
1 sibling, 0 replies; 4+ messages in thread
From: Chao Yu @ 2017-09-06 3:10 UTC (permalink / raw)
To: Jaegeuk Kim, linux-kernel, linux-fsdevel, linux-f2fs-devel
On 2017/9/6 8:15, Jaegeuk Kim wrote:
> This patch replaces (f2fs_encrypted_inode() && S_ISREG()) with
> f2fs_encrypted_file(), which gives no functional change.
>
> Signed-off-by: Jaegeuk Kim <jaegeuk@kernel.org>
Reviewed-by: Chao Yu <yuchao0@huawei.com>
Thanks,
> ---
> fs/f2fs/data.c | 10 +++++-----
> fs/f2fs/f2fs.h | 5 +++++
> fs/f2fs/file.c | 2 +-
> fs/f2fs/gc.c | 5 ++---
> fs/f2fs/inline.c | 2 +-
> 5 files changed, 14 insertions(+), 10 deletions(-)
>
> diff --git a/fs/f2fs/data.c b/fs/f2fs/data.c
> index 67da4f6eeaa0..e6c683e7a10e 100644
> --- a/fs/f2fs/data.c
> +++ b/fs/f2fs/data.c
> @@ -581,7 +581,7 @@ struct page *get_read_data_page(struct inode *inode, pgoff_t index,
> .encrypted_page = NULL,
> };
>
> - if (f2fs_encrypted_inode(inode) && S_ISREG(inode->i_mode))
> + if (f2fs_encrypted_file(inode))
> return read_mapping_page(mapping, index, NULL);
>
> page = f2fs_grab_cache_page(mapping, index, for_write);
> @@ -786,7 +786,7 @@ static int __allocate_data_block(struct dnode_of_data *dn)
>
> static inline bool __force_buffered_io(struct inode *inode, int rw)
> {
> - return ((f2fs_encrypted_inode(inode) && S_ISREG(inode->i_mode)) ||
> + return (f2fs_encrypted_file(inode) ||
> (rw == WRITE && test_opt(F2FS_I_SB(inode), LFS)) ||
> F2FS_I_SB(inode)->s_ndevs);
> }
> @@ -1157,7 +1157,7 @@ static struct bio *f2fs_grab_bio(struct inode *inode, block_t blkaddr,
> struct fscrypt_ctx *ctx = NULL;
> struct bio *bio;
>
> - if (f2fs_encrypted_inode(inode) && S_ISREG(inode->i_mode)) {
> + if (f2fs_encrypted_file(inode)) {
> ctx = fscrypt_get_ctx(inode, GFP_NOFS);
> if (IS_ERR(ctx))
> return ERR_CAST(ctx);
> @@ -1345,7 +1345,7 @@ static int encrypt_one_page(struct f2fs_io_info *fio)
> struct inode *inode = fio->page->mapping->host;
> gfp_t gfp_flags = GFP_NOFS;
>
> - if (!f2fs_encrypted_inode(inode) || !S_ISREG(inode->i_mode))
> + if (!f2fs_encrypted_file(inode))
> return 0;
>
> /* wait for GCed encrypted page writeback */
> @@ -1974,7 +1974,7 @@ static int f2fs_write_begin(struct file *file, struct address_space *mapping,
> f2fs_wait_on_page_writeback(page, DATA, false);
>
> /* wait for GCed encrypted page writeback */
> - if (f2fs_encrypted_inode(inode) && S_ISREG(inode->i_mode))
> + if (f2fs_encrypted_file(inode))
> f2fs_wait_on_encrypted_page_writeback(sbi, blkaddr);
>
> if (len == PAGE_SIZE || PageUptodate(page))
> diff --git a/fs/f2fs/f2fs.h b/fs/f2fs/f2fs.h
> index 4b993961d81d..417c28f01fd5 100644
> --- a/fs/f2fs/f2fs.h
> +++ b/fs/f2fs/f2fs.h
> @@ -2939,6 +2939,11 @@ static inline bool f2fs_encrypted_inode(struct inode *inode)
> return file_is_encrypt(inode);
> }
>
> +static inline bool f2fs_encrypted_file(struct inode *inode)
> +{
> + return f2fs_encrypted_inode(inode) && S_ISREG(inode->i_mode);
> +}
> +
> static inline void f2fs_set_encrypted_inode(struct inode *inode)
> {
> #ifdef CONFIG_F2FS_FS_ENCRYPTION
> diff --git a/fs/f2fs/file.c b/fs/f2fs/file.c
> index 63e394907808..f8cedaba7ce4 100644
> --- a/fs/f2fs/file.c
> +++ b/fs/f2fs/file.c
> @@ -106,7 +106,7 @@ static int f2fs_vm_page_mkwrite(struct vm_fault *vmf)
> f2fs_wait_on_page_writeback(page, DATA, false);
>
> /* wait for GCed encrypted page writeback */
> - if (f2fs_encrypted_inode(inode) && S_ISREG(inode->i_mode))
> + if (f2fs_encrypted_file(inode))
> f2fs_wait_on_encrypted_page_writeback(sbi, dn.data_blkaddr);
>
> out_sem:
> diff --git a/fs/f2fs/gc.c b/fs/f2fs/gc.c
> index b226760afba8..6a12f33d0cdd 100644
> --- a/fs/f2fs/gc.c
> +++ b/fs/f2fs/gc.c
> @@ -831,8 +831,7 @@ static void gc_data_segment(struct f2fs_sb_info *sbi, struct f2fs_summary *sum,
> continue;
>
> /* if encrypted inode, let's go phase 3 */
> - if (f2fs_encrypted_inode(inode) &&
> - S_ISREG(inode->i_mode)) {
> + if (f2fs_encrypted_file(inode)) {
> add_gc_inode(gc_list, inode);
> continue;
> }
> @@ -873,7 +872,7 @@ static void gc_data_segment(struct f2fs_sb_info *sbi, struct f2fs_summary *sum,
>
> start_bidx = start_bidx_of_node(nofs, inode)
> + ofs_in_node;
> - if (f2fs_encrypted_inode(inode) && S_ISREG(inode->i_mode))
> + if (f2fs_encrypted_file(inode))
> move_encrypted_block(inode, start_bidx, segno, off);
> else
> move_data_page(inode, start_bidx, gc_type, segno, off);
> diff --git a/fs/f2fs/inline.c b/fs/f2fs/inline.c
> index e63ab0d1f614..c133a4fdecf6 100644
> --- a/fs/f2fs/inline.c
> +++ b/fs/f2fs/inline.c
> @@ -25,7 +25,7 @@ bool f2fs_may_inline_data(struct inode *inode)
> if (i_size_read(inode) > MAX_INLINE_DATA(inode))
> return false;
>
> - if (f2fs_encrypted_inode(inode) && S_ISREG(inode->i_mode))
> + if (f2fs_encrypted_file(inode))
> return false;
>
> return true;
>
^ permalink raw reply [flat|nested] 4+ messages in thread
* Re: [f2fs-dev] [PATCH 2/2] f2fs: use generic terms used for encrypted block management
2017-09-06 0:15 ` [PATCH 2/2] f2fs: use generic terms used for encrypted block management Jaegeuk Kim
@ 2017-09-06 3:18 ` Chao Yu
0 siblings, 0 replies; 4+ messages in thread
From: Chao Yu @ 2017-09-06 3:18 UTC (permalink / raw)
To: Jaegeuk Kim, linux-kernel, linux-fsdevel, linux-f2fs-devel
On 2017/9/6 8:15, Jaegeuk Kim wrote:
> This patch renames functions regarding to buffer management via META_MAPPING
> used for encrypted blocks especially. We can actually use them in generic way.
Meta inode cache is more like bd_inode cache now. ;)
Reviewed-by: Chao Yu <yuchao0@huawei.com>
Thanks,
>
> Signed-off-by: Jaegeuk Kim <jaegeuk@kernel.org>
> ---
> fs/f2fs/data.c | 6 +++---
> fs/f2fs/f2fs.h | 3 +--
> fs/f2fs/file.c | 2 +-
> fs/f2fs/gc.c | 13 +++++++++----
> fs/f2fs/segment.c | 3 +--
> 5 files changed, 15 insertions(+), 12 deletions(-)
>
> diff --git a/fs/f2fs/data.c b/fs/f2fs/data.c
> index e6c683e7a10e..ee6801fdbdec 100644
> --- a/fs/f2fs/data.c
> +++ b/fs/f2fs/data.c
> @@ -1163,7 +1163,7 @@ static struct bio *f2fs_grab_bio(struct inode *inode, block_t blkaddr,
> return ERR_CAST(ctx);
>
> /* wait the page to be moved by cleaning */
> - f2fs_wait_on_encrypted_page_writeback(sbi, blkaddr);
> + f2fs_wait_on_block_writeback(sbi, blkaddr);
> }
>
> bio = bio_alloc(GFP_KERNEL, min_t(int, nr_pages, BIO_MAX_PAGES));
> @@ -1349,7 +1349,7 @@ static int encrypt_one_page(struct f2fs_io_info *fio)
> return 0;
>
> /* wait for GCed encrypted page writeback */
> - f2fs_wait_on_encrypted_page_writeback(fio->sbi, fio->old_blkaddr);
> + f2fs_wait_on_block_writeback(fio->sbi, fio->old_blkaddr);
>
> retry_encrypt:
> fio->encrypted_page = fscrypt_encrypt_page(inode, fio->page,
> @@ -1975,7 +1975,7 @@ static int f2fs_write_begin(struct file *file, struct address_space *mapping,
>
> /* wait for GCed encrypted page writeback */
> if (f2fs_encrypted_file(inode))
> - f2fs_wait_on_encrypted_page_writeback(sbi, blkaddr);
> + f2fs_wait_on_block_writeback(sbi, blkaddr);
>
> if (len == PAGE_SIZE || PageUptodate(page))
> return 0;
> diff --git a/fs/f2fs/f2fs.h b/fs/f2fs/f2fs.h
> index 417c28f01fd5..91fb749686f2 100644
> --- a/fs/f2fs/f2fs.h
> +++ b/fs/f2fs/f2fs.h
> @@ -2550,8 +2550,7 @@ void allocate_data_block(struct f2fs_sb_info *sbi, struct page *page,
> struct f2fs_io_info *fio, bool add_list);
> void f2fs_wait_on_page_writeback(struct page *page,
> enum page_type type, bool ordered);
> -void f2fs_wait_on_encrypted_page_writeback(struct f2fs_sb_info *sbi,
> - block_t blkaddr);
> +void f2fs_wait_on_block_writeback(struct f2fs_sb_info *sbi, block_t blkaddr);
> void write_data_summaries(struct f2fs_sb_info *sbi, block_t start_blk);
> void write_node_summaries(struct f2fs_sb_info *sbi, block_t start_blk);
> int lookup_journal_in_cursum(struct f2fs_journal *journal, int type,
> diff --git a/fs/f2fs/file.c b/fs/f2fs/file.c
> index f8cedaba7ce4..224379a9848c 100644
> --- a/fs/f2fs/file.c
> +++ b/fs/f2fs/file.c
> @@ -107,7 +107,7 @@ static int f2fs_vm_page_mkwrite(struct vm_fault *vmf)
>
> /* wait for GCed encrypted page writeback */
> if (f2fs_encrypted_file(inode))
> - f2fs_wait_on_encrypted_page_writeback(sbi, dn.data_blkaddr);
> + f2fs_wait_on_block_writeback(sbi, dn.data_blkaddr);
>
> out_sem:
> up_read(&F2FS_I(inode)->i_mmap_sem);
> diff --git a/fs/f2fs/gc.c b/fs/f2fs/gc.c
> index 6a12f33d0cdd..bfe6a8ccc3a0 100644
> --- a/fs/f2fs/gc.c
> +++ b/fs/f2fs/gc.c
> @@ -599,8 +599,12 @@ static bool is_alive(struct f2fs_sb_info *sbi, struct f2fs_summary *sum,
> return true;
> }
>
> -static void move_encrypted_block(struct inode *inode, block_t bidx,
> - unsigned int segno, int off)
> +/*
> + * Move data block via META_MAPPING while keeping locked data page.
> + * This can be used to move blocks, aka LBAs, directly on disk.
> + */
> +static void move_data_block(struct inode *inode, block_t bidx,
> + unsigned int segno, int off)
> {
> struct f2fs_io_info fio = {
> .sbi = F2FS_I_SB(inode),
> @@ -873,9 +877,10 @@ static void gc_data_segment(struct f2fs_sb_info *sbi, struct f2fs_summary *sum,
> start_bidx = start_bidx_of_node(nofs, inode)
> + ofs_in_node;
> if (f2fs_encrypted_file(inode))
> - move_encrypted_block(inode, start_bidx, segno, off);
> + move_data_block(inode, start_bidx, segno, off);
> else
> - move_data_page(inode, start_bidx, gc_type, segno, off);
> + move_data_page(inode, start_bidx, gc_type,
> + segno, off);
>
> if (locked) {
> up_write(&fi->dio_rwsem[WRITE]);
> diff --git a/fs/f2fs/segment.c b/fs/f2fs/segment.c
> index 265c3bc44f2d..9e708e525ba8 100644
> --- a/fs/f2fs/segment.c
> +++ b/fs/f2fs/segment.c
> @@ -2528,8 +2528,7 @@ void f2fs_wait_on_page_writeback(struct page *page,
> }
> }
>
> -void f2fs_wait_on_encrypted_page_writeback(struct f2fs_sb_info *sbi,
> - block_t blkaddr)
> +void f2fs_wait_on_block_writeback(struct f2fs_sb_info *sbi, block_t blkaddr)
> {
> struct page *cpage;
>
>
^ permalink raw reply [flat|nested] 4+ messages in thread
end of thread, other threads:[~2017-09-06 3:18 UTC | newest]
Thread overview: 4+ messages (download: mbox.gz follow: Atom feed
-- links below jump to the message on this page --
2017-09-06 0:15 [PATCH 1/2] f2fs: introduce f2fs_encrypted_file for clean-up Jaegeuk Kim
2017-09-06 0:15 ` [PATCH 2/2] f2fs: use generic terms used for encrypted block management Jaegeuk Kim
2017-09-06 3:18 ` [f2fs-dev] " Chao Yu
2017-09-06 3:10 ` [f2fs-dev] [PATCH 1/2] f2fs: introduce f2fs_encrypted_file for clean-up Chao Yu
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