From: Gao Xiang <gaoxiang25@huawei.com>
To: Greg Kroah-Hartman <gregkh@linuxfoundation.org>,
Chao Yu <yuchao0@huawei.com>, <devel@driverdev.osuosl.org>
Cc: LKML <linux-kernel@vger.kernel.org>,
<linux-erofs@lists.ozlabs.org>, "Chao Yu" <chao@kernel.org>,
Miao Xie <miaoxie@huawei.com>, <weidu.du@huawei.com>,
Fang Wei <fangwei1@huawei.com>, Gao Xiang <gaoxiang25@huawei.com>
Subject: [PATCH v2 15/22] staging: erofs: tidy up zpvec.h
Date: Wed, 31 Jul 2019 23:57:45 +0800 [thread overview]
Message-ID: <20190731155752.210602-16-gaoxiang25@huawei.com> (raw)
In-Reply-To: <20190731155752.210602-1-gaoxiang25@huawei.com>
- use shorter function names:
z_erofs_pagevec_enqueue and z_erofs_pagevec_dequeue;
- minor code cleanup.
In order to keep in line with erofs-outofstaging patchset.
Reviewed-by: Chao Yu <yuchao0@huawei.com>
Signed-off-by: Gao Xiang <gaoxiang25@huawei.com>
---
drivers/staging/erofs/zdata.c | 6 +++---
drivers/staging/erofs/zpvec.h | 25 +++++++++----------------
2 files changed, 12 insertions(+), 19 deletions(-)
diff --git a/drivers/staging/erofs/zdata.c b/drivers/staging/erofs/zdata.c
index 3078510e350d..88c8c4082498 100644
--- a/drivers/staging/erofs/zdata.c
+++ b/drivers/staging/erofs/zdata.c
@@ -314,8 +314,8 @@ static int z_erofs_vle_work_add_page(
try_to_reuse_as_compressed_page(builder, page))
return 0;
- ret = z_erofs_pagevec_ctor_enqueue(&builder->vector,
- page, type, &occupied);
+ ret = z_erofs_pagevec_enqueue(&builder->vector,
+ page, type, &occupied);
builder->work->vcnt += (unsigned int)ret;
return ret ? 0 : -EAGAIN;
@@ -938,7 +938,7 @@ static int z_erofs_vle_unzip(struct super_block *sb,
for (i = 0; i < work->vcnt; ++i) {
unsigned int pagenr;
- page = z_erofs_pagevec_ctor_dequeue(&ctor, &page_type);
+ page = z_erofs_pagevec_dequeue(&ctor, &page_type);
/* all pages in pagevec ought to be valid */
DBG_BUGON(!page);
diff --git a/drivers/staging/erofs/zpvec.h b/drivers/staging/erofs/zpvec.h
index 77bf6877bad8..9798f5627786 100644
--- a/drivers/staging/erofs/zpvec.h
+++ b/drivers/staging/erofs/zpvec.h
@@ -11,7 +11,7 @@
#include "tagptr.h"
-/* page type in pagevec for unzip subsystem */
+/* page type in pagevec for decompress subsystem */
enum z_erofs_page_type {
/* including Z_EROFS_VLE_PAGE_TAIL_EXCLUSIVE */
Z_EROFS_PAGE_TYPE_EXCLUSIVE,
@@ -103,16 +103,14 @@ static inline void z_erofs_pagevec_ctor_init(struct z_erofs_pagevec_ctor *ctor,
z_erofs_pagevec_ctor_pagedown(ctor, false);
}
}
-
ctor->next = z_erofs_pagevec_ctor_next_page(ctor, i);
ctor->index = i;
}
-static inline bool
-z_erofs_pagevec_ctor_enqueue(struct z_erofs_pagevec_ctor *ctor,
- struct page *page,
- enum z_erofs_page_type type,
- bool *occupied)
+static inline bool z_erofs_pagevec_enqueue(struct z_erofs_pagevec_ctor *ctor,
+ struct page *page,
+ enum z_erofs_page_type type,
+ bool *occupied)
{
*occupied = false;
if (unlikely(!ctor->next && type))
@@ -131,15 +129,13 @@ z_erofs_pagevec_ctor_enqueue(struct z_erofs_pagevec_ctor *ctor,
ctor->next = page;
*occupied = true;
}
-
- ctor->pages[ctor->index++] =
- tagptr_fold(erofs_vtptr_t, page, type);
+ ctor->pages[ctor->index++] = tagptr_fold(erofs_vtptr_t, page, type);
return true;
}
static inline struct page *
-z_erofs_pagevec_ctor_dequeue(struct z_erofs_pagevec_ctor *ctor,
- enum z_erofs_page_type *type)
+z_erofs_pagevec_dequeue(struct z_erofs_pagevec_ctor *ctor,
+ enum z_erofs_page_type *type)
{
erofs_vtptr_t t;
@@ -156,11 +152,8 @@ z_erofs_pagevec_ctor_dequeue(struct z_erofs_pagevec_ctor *ctor,
if (*type == (uintptr_t)ctor->next)
ctor->next = tagptr_unfold_ptr(t);
- ctor->pages[ctor->index++] =
- tagptr_fold(erofs_vtptr_t, NULL, 0);
-
+ ctor->pages[ctor->index++] = tagptr_fold(erofs_vtptr_t, NULL, 0);
return tagptr_unfold_ptr(t);
}
-
#endif
--
2.17.1
next prev parent reply other threads:[~2019-07-31 15:58 UTC|newest]
Thread overview: 26+ messages / expand[flat|nested] mbox.gz Atom feed top
2019-07-31 15:57 [PATCH v2 00/22] staging: erofs: updates according to erofs-outofstaging v4 Gao Xiang
2019-07-31 15:57 ` [PATCH v2 01/22] staging: erofs: update source file headers Gao Xiang
2019-07-31 15:57 ` [PATCH v2 02/22] staging: erofs: rename source files for better understanding Gao Xiang
2019-07-31 15:57 ` [PATCH v2 03/22] staging: erofs: fix dummy functions erofs_{get,list}xattr Gao Xiang
2019-07-31 15:57 ` [PATCH v2 04/22] staging: erofs: keep up erofs_fs.h with erofs-outofstaging patchset Gao Xiang
2019-07-31 15:57 ` [PATCH v2 05/22] staging: erofs: sunset erofs_workstn_{lock,unlock} Gao Xiang
2019-07-31 15:57 ` [PATCH v2 06/22] staging: erofs: clean up internal.h Gao Xiang
2019-07-31 15:57 ` [PATCH v2 07/22] staging: erofs: remove redundant #include "internal.h" Gao Xiang
2019-08-01 1:32 ` Chao Yu
2019-07-31 15:57 ` [PATCH v2 08/22] staging: erofs: kill CONFIG_EROFS_FS_IO_MAX_RETRIES Gao Xiang
2019-08-01 1:33 ` Chao Yu
2019-07-31 15:57 ` [PATCH v2 09/22] staging: erofs: clean up shrinker stuffs Gao Xiang
2019-07-31 15:57 ` [PATCH v2 10/22] staging: erofs: kill sbi->dev_name Gao Xiang
2019-07-31 15:57 ` [PATCH v2 11/22] staging: erofs: kill all failure handling in fill_super() Gao Xiang
2019-07-31 15:57 ` [PATCH v2 12/22] staging: erofs: drop __GFP_NOFAIL for managed inode Gao Xiang
2019-08-01 1:39 ` Chao Yu
2019-07-31 15:57 ` [PATCH v2 13/22] staging: erofs: refine erofs_allocpage() Gao Xiang
2019-07-31 15:57 ` [PATCH v2 14/22] staging: erofs: kill CONFIG_EROFS_FS_USE_VM_MAP_RAM Gao Xiang
2019-07-31 15:57 ` Gao Xiang [this message]
2019-07-31 15:57 ` [PATCH v2 16/22] staging: erofs: remove redundant braces in inode.c Gao Xiang
2019-07-31 15:57 ` [PATCH v2 17/22] staging: erofs: tidy up decompression frontend Gao Xiang
2019-07-31 15:57 ` [PATCH v2 18/22] staging: erofs: remove clusterbits in sbi Gao Xiang
2019-07-31 15:57 ` [PATCH v2 19/22] staging: erofs: turn cache strategies into mount options Gao Xiang
2019-07-31 15:57 ` [PATCH v2 20/22] staging: erofs: tidy up utils.c Gao Xiang
2019-07-31 15:57 ` [PATCH v2 21/22] staging: erofs: update super.c Gao Xiang
2019-07-31 15:57 ` [PATCH v2 22/22] staging: erofs: update Kconfig Gao Xiang
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