iv/linux
1
0
Fork 0
Code Issues Pull Requests Actions Packages Projects Releases Wiki Activity

staging: erofs: code cleanup for erofs_kmalloc()

Browse Source 
Define a dummy function of time_to_inject()/erofs_show_injection_info(),
so that we don't have to check macro CONFIG_EROFS_FAULT_INJECTION in
calling place.

Signed-off-by: Chengguang Xu <cgxu519@gmx.com>
Reviewed-by: Chao Yu <yuchao0@huawei.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
This commit is contained in:
Chengguang Xu 2018-09-17 23:34:21 +08:00 committed by Greg Kroah-Hartman
parent 7dc074348e
commit f8499d6edc
1 changed files with 10 additions and 3 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

13
drivers/staging/erofs/internal.h
View File

@ -42,12 +42,12 @@
#define DBG_BUGON(...) ((void)0)
#endif
#ifdef CONFIG_EROFS_FAULT_INJECTION
enum {
FAULT_KMALLOC,
FAULT_MAX,
};
#ifdef CONFIG_EROFS_FAULT_INJECTION
extern char *erofs_fault_name[FAULT_MAX];
#define IS_FAULT_SET(fi, type) ((fi)->inject_type & (1 << (type)))
@ -143,17 +143,24 @@ static inline bool time_to_inject(struct erofs_sb_info *sbi, int type)
}
return false;
}
#else
static inline bool time_to_inject(struct erofs_sb_info *sbi, int type)
{
return false;
}
static inline void erofs_show_injection_info(int type)
{
}
#endif
static inline void *erofs_kmalloc(struct erofs_sb_info *sbi,
size_t size, gfp_t flags)
{
#ifdef CONFIG_EROFS_FAULT_INJECTION
if (time_to_inject(sbi, FAULT_KMALLOC)) {
erofs_show_injection_info(FAULT_KMALLOC);
return NULL;
}
#endif
return kmalloc(size, flags);
}