Groups | Search | Server Info | Keyboard shortcuts | Login | Register [http] [https] [nntp] [nntps]


Groups > linux.kernel > #1406904 > unrolled thread

[PATCH 3/7] zram: drop zcomp param from compress/decompress

Started bySergey Senozhatsky <sergey.senozhatsky@gmail.com>
First post2016-05-25 15:40 +0200
Last post2016-05-27 09:40 +0200
Articles 3 — 3 participants

Back to article view | Back to linux.kernel

This discussion starts older than the indexed window; earlier articles aren't shown. The article labeled Started by below is the oldest one visible, not the original post.


Contents

  [PATCH 3/7] zram: drop zcomp param from compress/decompress Sergey Senozhatsky <sergey.senozhatsky@gmail.com> - 2016-05-25 15:40 +0200
    Re: [PATCH 3/7] zram: drop zcomp param from compress/decompress Minchan Kim <minchan@kernel.org> - 2016-05-27 06:30 +0200
      Re: [PATCH 3/7] zram: drop zcomp param from compress/decompress Sergey Senozhatsky <sergey.senozhatsky.work@gmail.com> - 2016-05-27 09:40 +0200

#1406904 — [PATCH 3/7] zram: drop zcomp param from compress/decompress

FromSergey Senozhatsky <sergey.senozhatsky@gmail.com>
Date2016-05-25 15:40 +0200
Subject[PATCH 3/7] zram: drop zcomp param from compress/decompress
Message-ID<rCHcu-1wD-41@gated-at.bofh.it>
We don't need to supply a zcomp pointer to compress/decompress
functions, drop it.

Signed-off-by: Sergey Senozhatsky <sergey.senozhatsky@gmail.com>
Cc: Minchan Kim <minchan@kernel.org>
Cc: Joonsoo Kim <iamjoonsoo.kim@lge.com>
---
 drivers/block/zram/zcomp.c    | 5 ++---
 drivers/block/zram/zcomp.h    | 4 ++--
 drivers/block/zram/zram_drv.c | 4 ++--
 3 files changed, 6 insertions(+), 7 deletions(-)

diff --git a/drivers/block/zram/zcomp.c b/drivers/block/zram/zcomp.c
index 82b568e..6e16fa2 100644
--- a/drivers/block/zram/zcomp.c
+++ b/drivers/block/zram/zcomp.c
@@ -102,7 +102,7 @@ void zcomp_stream_put(struct zcomp *comp)
 	put_cpu_ptr(comp->stream);
 }
 
-int zcomp_compress(struct zcomp *comp, struct zcomp_strm *zstrm,
+int zcomp_compress(struct zcomp_strm *zstrm,
 		const unsigned char *src, unsigned int *dst_len)
 {
 	/*
@@ -126,8 +126,7 @@ int zcomp_compress(struct zcomp *comp, struct zcomp_strm *zstrm,
 			zstrm->buffer, dst_len);
 }
 
-int zcomp_decompress(struct zcomp *comp,
-		struct zcomp_strm *zstrm,
+int zcomp_decompress(struct zcomp_strm *zstrm,
 		const unsigned char *src,
 		size_t src_len, unsigned char *dst)
 {
diff --git a/drivers/block/zram/zcomp.h b/drivers/block/zram/zcomp.h
index ba36bde..3fb9dc4 100644
--- a/drivers/block/zram/zcomp.h
+++ b/drivers/block/zram/zcomp.h
@@ -53,10 +53,10 @@ void zcomp_destroy(struct zcomp *comp);
 struct zcomp_strm *zcomp_stream_get(struct zcomp *comp);
 void zcomp_stream_put(struct zcomp *comp);
 
-int zcomp_compress(struct zcomp *comp, struct zcomp_strm *zstrm,
+int zcomp_compress(struct zcomp_strm *zstrm,
 		const unsigned char *src, unsigned int *dst_len);
 
-int zcomp_decompress(struct zcomp *comp, struct zcomp_strm *zstrm,
+int zcomp_decompress(struct zcomp_strm *zstrm,
 		const unsigned char *src,
 		size_t src_len, unsigned char *dst);
 
diff --git a/drivers/block/zram/zram_drv.c b/drivers/block/zram/zram_drv.c
index fa22a32..99c8be7 100644
--- a/drivers/block/zram/zram_drv.c
+++ b/drivers/block/zram/zram_drv.c
@@ -581,7 +581,7 @@ static int zram_decompress_page(struct zram *zram, char *mem, u32 index)
 	} else {
 		struct zcomp_strm *zstrm = zcomp_stream_get(zram->comp);
 
-		ret = zcomp_decompress(zram->comp, zstrm, cmem, size, mem);
+		ret = zcomp_decompress(zstrm, cmem, size, mem);
 		zcomp_stream_put(zram->comp);
 	}
 	zs_unmap_object(meta->mem_pool, handle);
@@ -700,7 +700,7 @@ compress_again:
 	}
 
 	zstrm = zcomp_stream_get(zram->comp);
-	ret = zcomp_compress(zram->comp, zstrm, uncmem, &clen);
+	ret = zcomp_compress(zstrm, uncmem, &clen);
 	if (!is_partial_io(bvec)) {
 		kunmap_atomic(user_mem);
 		user_mem = NULL;
-- 
2.8.3.394.g3916adf

[toc] | [next] | [standalone]


#1407806

FromMinchan Kim <minchan@kernel.org>
Date2016-05-27 06:30 +0200
Message-ID<rDhzj-7b0-13@gated-at.bofh.it>
In reply to#1406904
On Wed, May 25, 2016 at 11:30:02PM +0900, Sergey Senozhatsky wrote:
> We don't need to supply a zcomp pointer to compress/decompress
> functions, drop it.
> 
> Signed-off-by: Sergey Senozhatsky <sergey.senozhatsky@gmail.com>
> Cc: Minchan Kim <minchan@kernel.org>
> Cc: Joonsoo Kim <iamjoonsoo.kim@lge.com>

Could you fold this patch into previous one?

> ---
>  drivers/block/zram/zcomp.c    | 5 ++---
>  drivers/block/zram/zcomp.h    | 4 ++--
>  drivers/block/zram/zram_drv.c | 4 ++--
>  3 files changed, 6 insertions(+), 7 deletions(-)
> 
> diff --git a/drivers/block/zram/zcomp.c b/drivers/block/zram/zcomp.c
> index 82b568e..6e16fa2 100644
> --- a/drivers/block/zram/zcomp.c
> +++ b/drivers/block/zram/zcomp.c
> @@ -102,7 +102,7 @@ void zcomp_stream_put(struct zcomp *comp)
>  	put_cpu_ptr(comp->stream);
>  }
>  
> -int zcomp_compress(struct zcomp *comp, struct zcomp_strm *zstrm,
> +int zcomp_compress(struct zcomp_strm *zstrm,
>  		const unsigned char *src, unsigned int *dst_len)
>  {
>  	/*
> @@ -126,8 +126,7 @@ int zcomp_compress(struct zcomp *comp, struct zcomp_strm *zstrm,
>  			zstrm->buffer, dst_len);
>  }
>  
> -int zcomp_decompress(struct zcomp *comp,
> -		struct zcomp_strm *zstrm,
> +int zcomp_decompress(struct zcomp_strm *zstrm,
>  		const unsigned char *src,
>  		size_t src_len, unsigned char *dst)
>  {
> diff --git a/drivers/block/zram/zcomp.h b/drivers/block/zram/zcomp.h
> index ba36bde..3fb9dc4 100644
> --- a/drivers/block/zram/zcomp.h
> +++ b/drivers/block/zram/zcomp.h
> @@ -53,10 +53,10 @@ void zcomp_destroy(struct zcomp *comp);
>  struct zcomp_strm *zcomp_stream_get(struct zcomp *comp);
>  void zcomp_stream_put(struct zcomp *comp);
>  
> -int zcomp_compress(struct zcomp *comp, struct zcomp_strm *zstrm,
> +int zcomp_compress(struct zcomp_strm *zstrm,
>  		const unsigned char *src, unsigned int *dst_len);
>  
> -int zcomp_decompress(struct zcomp *comp, struct zcomp_strm *zstrm,
> +int zcomp_decompress(struct zcomp_strm *zstrm,
>  		const unsigned char *src,
>  		size_t src_len, unsigned char *dst);
>  
> diff --git a/drivers/block/zram/zram_drv.c b/drivers/block/zram/zram_drv.c
> index fa22a32..99c8be7 100644
> --- a/drivers/block/zram/zram_drv.c
> +++ b/drivers/block/zram/zram_drv.c
> @@ -581,7 +581,7 @@ static int zram_decompress_page(struct zram *zram, char *mem, u32 index)
>  	} else {
>  		struct zcomp_strm *zstrm = zcomp_stream_get(zram->comp);
>  
> -		ret = zcomp_decompress(zram->comp, zstrm, cmem, size, mem);
> +		ret = zcomp_decompress(zstrm, cmem, size, mem);
>  		zcomp_stream_put(zram->comp);
>  	}
>  	zs_unmap_object(meta->mem_pool, handle);
> @@ -700,7 +700,7 @@ compress_again:
>  	}
>  
>  	zstrm = zcomp_stream_get(zram->comp);
> -	ret = zcomp_compress(zram->comp, zstrm, uncmem, &clen);
> +	ret = zcomp_compress(zstrm, uncmem, &clen);
>  	if (!is_partial_io(bvec)) {
>  		kunmap_atomic(user_mem);
>  		user_mem = NULL;
> -- 
> 2.8.3.394.g3916adf
> 

[toc] | [prev] | [next] | [standalone]


#1407874

FromSergey Senozhatsky <sergey.senozhatsky.work@gmail.com>
Date2016-05-27 09:40 +0200
Message-ID<rDkxb-uS-9@gated-at.bofh.it>
In reply to#1407806
On (05/27/16 13:22), Minchan Kim wrote:
> On Wed, May 25, 2016 at 11:30:02PM +0900, Sergey Senozhatsky wrote:
> > We don't need to supply a zcomp pointer to compress/decompress
> > functions, drop it.
> > 
> > Signed-off-by: Sergey Senozhatsky <sergey.senozhatsky@gmail.com>
> > Cc: Minchan Kim <minchan@kernel.org>
> > Cc: Joonsoo Kim <iamjoonsoo.kim@lge.com>
> 
> Could you fold this patch into previous one?
> 

yes, I thought about it. decided to keep it separated to ease
the review.

	-ss

[toc] | [prev] | [standalone]


Back to top | Article view | linux.kernel


csiph-web