linux-kernel - Re: [PATCH] zsmalloc: introduce SG-list based object read API

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Message-ID: <n6n2q73tcujoz64it7p7bjjydsptsd6fyu2wwrlajl23uit3su@mvsfy7ibggni>
Date: Tue, 3 Feb 2026 23:37:31 +0000
From: Yosry Ahmed <yosry.ahmed@...ux.dev>
To: Nhat Pham <nphamcs@...il.com>
Cc: Sergey Senozhatsky <senozhatsky@...omium.org>, 
	Andrew Morton <akpm@...ux-foundation.org>, Minchan Kim <minchan@...nel.org>, 
	Johannes Weiner <hannes@...xchg.org>, Brian Geffon <bgeffon@...gle.com>, linux-kernel@...r.kernel.org, 
	linux-mm@...ck.org, Herbert Xu <herbert@...dor.apana.org.au>
Subject: Re: [PATCH] zsmalloc: introduce SG-list based object read API

On Tue, Feb 03, 2026 at 03:14:06PM -0800, Nhat Pham wrote:
[..]
> >         zswap_decompress_fail++;
> >         pr_alert_ratelimited("Decompression error from zswap (%d:%lu %s %u->%d)\n",
> >                                                 swp_type(entry->swpentry),
> >                                                 swp_offset(entry->swpentry),
> > -                                               entry->pool->tfm_name, entry->length, dlen);
> > +                                               entry->pool->tfm_name,
> > +                                               entry->length, dlen);
> 
> Just style change? :)

The line was too long and it didn't look uniform, so I snuck this in :P

> 
> >         return false;
> >  }
> >
> > --
> > 2.52.0.457.g6b5491de43-goog
> >
> 
> Looks like the new zsmalloc sglist-based API has landed in mm-stable.
> 
> With that, the zswap API conversion LGTM.
> 
> Acked-by: Nhat Pham <nphamcs@...il.com>

Thanks!