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* [PATCH] f2fs: avoid using timespec
@ 2017-10-19  9:52 Arnd Bergmann
  2017-10-22 14:55 ` [f2fs-dev] " Chao Yu
  0 siblings, 1 reply; 2+ messages in thread
From: Arnd Bergmann @ 2017-10-19  9:52 UTC (permalink / raw)
  To: Jaegeuk Kim, Chao Yu
  Cc: y2038, Deepa Dinamani, linux-fsdevel, Arnd Bergmann, DongOh Shin,
	Eric Biggers, Tomohiro Kusumi, linux-f2fs-devel, linux-kernel

All uses of timespec are deprecated, and this one is not particularly
useful, as the documented method for converting seconds to jiffies
is to multiply by 'HZ'.

Signed-off-by: Arnd Bergmann <arnd@arndb.de>
---
 fs/f2fs/f2fs.h | 3 +--
 1 file changed, 1 insertion(+), 2 deletions(-)

diff --git a/fs/f2fs/f2fs.h b/fs/f2fs/f2fs.h
index 4b4a72f392be..b9a4a5db426c 100644
--- a/fs/f2fs/f2fs.h
+++ b/fs/f2fs/f2fs.h
@@ -1178,8 +1178,7 @@ static inline void f2fs_update_time(struct f2fs_sb_info *sbi, int type)
 
 static inline bool f2fs_time_over(struct f2fs_sb_info *sbi, int type)
 {
-	struct timespec ts = {sbi->interval_time[type], 0};
-	unsigned long interval = timespec_to_jiffies(&ts);
+	unsigned long interval = sbi->interval_time[type] * HZ;
 
 	return time_after(jiffies, sbi->last_time[type] + interval);
 }
-- 
2.9.0

^ permalink raw reply related	[flat|nested] 2+ messages in thread

* Re: [f2fs-dev] [PATCH] f2fs: avoid using timespec
  2017-10-19  9:52 [PATCH] f2fs: avoid using timespec Arnd Bergmann
@ 2017-10-22 14:55 ` Chao Yu
  0 siblings, 0 replies; 2+ messages in thread
From: Chao Yu @ 2017-10-22 14:55 UTC (permalink / raw)
  To: Arnd Bergmann, Jaegeuk Kim, Chao Yu
  Cc: Eric Biggers, y2038, linux-kernel, linux-f2fs-devel,
	Deepa Dinamani, linux-fsdevel, DongOh Shin, Tomohiro Kusumi

On 2017/10/19 17:52, Arnd Bergmann wrote:
> All uses of timespec are deprecated, and this one is not particularly
> useful, as the documented method for converting seconds to jiffies
> is to multiply by 'HZ'.
> 
> Signed-off-by: Arnd Bergmann <arnd@arndb.de>

Reviewed-by: Chao Yu <yuchao0@huawei.com>

Thanks,

> ---
>  fs/f2fs/f2fs.h | 3 +--
>  1 file changed, 1 insertion(+), 2 deletions(-)
> 
> diff --git a/fs/f2fs/f2fs.h b/fs/f2fs/f2fs.h
> index 4b4a72f392be..b9a4a5db426c 100644
> --- a/fs/f2fs/f2fs.h
> +++ b/fs/f2fs/f2fs.h
> @@ -1178,8 +1178,7 @@ static inline void f2fs_update_time(struct f2fs_sb_info *sbi, int type)
>  
>  static inline bool f2fs_time_over(struct f2fs_sb_info *sbi, int type)
>  {
> -	struct timespec ts = {sbi->interval_time[type], 0};
> -	unsigned long interval = timespec_to_jiffies(&ts);
> +	unsigned long interval = sbi->interval_time[type] * HZ;
>  
>  	return time_after(jiffies, sbi->last_time[type] + interval);
>  }
> 

^ permalink raw reply	[flat|nested] 2+ messages in thread

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