From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1752045AbcESA5H (ORCPT ); Wed, 18 May 2016 20:57:07 -0400 Received: from mail-pf0-f195.google.com ([209.85.192.195]:35828 "EHLO mail-pf0-f195.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1751314AbcESA5F (ORCPT ); Wed, 18 May 2016 20:57:05 -0400 Date: Thu, 19 May 2016 09:56:54 +0900 From: Sergey Senozhatsky To: akpm@linux-foundation.org Cc: sergey.senozhatsky@gmail.com, minchan@kernel.org, mm-commits@vger.kernel.org, linux-kernel@vger.kernel.org Subject: Re: + zram-introduce-per-device-debug_stat-sysfs-node-update-2.patch added to -mm tree Message-ID: <20160519005654.GA1697@swordfish> References: <573ce4a0.6k0WQ3h2+8o6FQvh%akpm@linux-foundation.org> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <573ce4a0.6k0WQ3h2+8o6FQvh%akpm@linux-foundation.org> User-Agent: Mutt/1.6.1 (2016-04-27) Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On (05/18/16 14:54), akpm@linux-foundation.org wrote: > The patch titled > Subject: zram-introduce-per-device-debug_stat-sysfs-node-update-2 > has been added to the -mm tree. Its filename is > zram-introduce-per-device-debug_stat-sysfs-node-update-2.patch > > This patch should soon appear at > http://ozlabs.org/~akpm/mmots/broken-out/zram-introduce-per-device-debug_stat-sysfs-node-update-2.patch > and later at > http://ozlabs.org/~akpm/mmotm/broken-out/zram-introduce-per-device-debug_stat-sysfs-node-update-2.patch Hello Andrew, please drop this one. sorry for inconvenience, it was confusing, but the final patch here is message-id: 20160513230834.GB26763@bbox lkml.kernel.org/r/20160513230834.GB26763@bbox (link http://marc.info/?l=linux-kernel&m=146318088829399) -ss > Before you just go and hit "reply", please: > a) Consider who else should be cc'ed > b) Prefer to cc a suitable mailing list as well > c) Ideally: find the original patch on the mailing list and do a > reply-to-all to that, adding suitable additional cc's > > *** Remember to use Documentation/SubmitChecklist when testing your code *** > > The -mm tree is included into linux-next and is updated > there every 3-4 working days > > ------------------------------------------------------ > From: Sergey Senozhatsky > Subject: zram-introduce-per-device-debug_stat-sysfs-node-update-2 > > Link: http://lkml.kernel.org/r/20160513130358.631-1-sergey.senozhatsky@gmail.com > Signed-off-by: Sergey Senozhatsky > Acked-by: Minchan Kim > Signed-off-by: Andrew Morton > --- > > drivers/block/zram/zram_drv.c | 8 ++++---- > drivers/block/zram/zram_drv.h | 2 +- > 2 files changed, 5 insertions(+), 5 deletions(-) > > diff -puN drivers/block/zram/zram_drv.c~zram-introduce-per-device-debug_stat-sysfs-node-update-2 drivers/block/zram/zram_drv.c > --- a/drivers/block/zram/zram_drv.c~zram-introduce-per-device-debug_stat-sysfs-node-update-2 > +++ a/drivers/block/zram/zram_drv.c > @@ -446,7 +446,7 @@ static ssize_t debug_stat_show(struct de > ret = scnprintf(buf, PAGE_SIZE, > "version: %d\n%8llu\n", > version, > - (u64)atomic64_read(&zram->stats.writestall)); > + (u64)atomic64_read(&zram->stats.num_recompress)); > up_read(&zram->init_lock); > > return ret; > @@ -737,12 +737,12 @@ compress_again: > zcomp_strm_release(zram->comp, zstrm); > zstrm = NULL; > > - atomic64_inc(&zram->stats.writestall); > - > handle = zs_malloc(meta->mem_pool, clen, > GFP_NOIO | __GFP_HIGHMEM); > - if (handle) > + if (handle) { > + atomic64_inc(&zram->stats.num_recompress); > goto compress_again; > + } > > pr_err("Error allocating memory for compressed page: %u, size=%zu\n", > index, clen); > diff -puN drivers/block/zram/zram_drv.h~zram-introduce-per-device-debug_stat-sysfs-node-update-2 drivers/block/zram/zram_drv.h > --- a/drivers/block/zram/zram_drv.h~zram-introduce-per-device-debug_stat-sysfs-node-update-2 > +++ a/drivers/block/zram/zram_drv.h > @@ -85,7 +85,7 @@ struct zram_stats { > atomic64_t zero_pages; /* no. of zero filled pages */ > atomic64_t pages_stored; /* no. of pages currently stored */ > atomic_long_t max_used_pages; /* no. of maximum pages stored */ > - atomic64_t writestall; /* no. of write slow paths */ > + atomic64_t num_recompress; /* no. of compression slow paths */ > }; > > struct zram_meta { > _ > > Patches currently in -mm which might be from sergey.senozhatsky@gmail.com are > > zsmalloc-require-gfp-in-zs_malloc.patch > zsmalloc-require-gfp-in-zs_malloc-v2.patch > zram-user-per-cpu-compression-streams.patch > zram-user-per-cpu-compression-streams-fix.patch > zram-remove-max_comp_streams-internals.patch > zram-introduce-per-device-debug_stat-sysfs-node.patch > zram-introduce-per-device-debug_stat-sysfs-node-update-2.patch > > -- > To unsubscribe from this list: send the line "unsubscribe mm-commits" in > the body of a message to majordomo@vger.kernel.org > More majordomo info at http://vger.kernel.org/majordomo-info.html >