linux-ext4 - Re: [PATCH v2 1/4] ext4: Reduce stack usage in ext4_mpage

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Message-ID: <172476284020.635532.6933318029535354689.b4-ty@mit.edu>
Date: Tue, 27 Aug 2024 08:47:33 -0400
From: "Theodore Ts'o" <tytso@....edu>
To: Andreas Dilger <adilger.kernel@...ger.ca>,
        "Matthew Wilcox (Oracle)" <willy@...radead.org>
Cc: "Theodore Ts'o" <tytso@....edu>, linux-ext4@...r.kernel.org,
        linux-fsdevel@...r.kernel.org, Hannes Reinecke <hare@...e.com>
Subject: Re: [PATCH v2 1/4] ext4: Reduce stack usage in ext4_mpage_readpages()


On Thu, 18 Jul 2024 23:29:59 +0100, Matthew Wilcox (Oracle) wrote:
> This function is very similar to do_mpage_readpage() and a similar
> approach to that taken in commit 12ac5a65cb56 will work.  As in
> do_mpage_readpage(), we only use this array for checking block contiguity
> and we can do that more efficiently with a little arithmetic.
> 
> 

Applied, thanks!

[1/4] ext4: Reduce stack usage in ext4_mpage_readpages()
      commit: e37c9e173bff50a2d57dfecdd694457c00ce5a8c
[2/4] ext4: Pipeline buffer reads in mext_page_mkuptodate()
      commit: 368a83cebbb949adbcc20877c35367178497d9cc
[3/4] ext4: Remove array of buffer_heads from mext_page_mkuptodate()
      commit: a40759fb16ae839f8c769174fde017564ea564ff
[4/4] ext4: Tidy the BH loop in mext_page_mkuptodate()
      commit: 3e3a693551c3e9b45575e94ca2d1d670a47b3fcc

Best regards,
-- 
Theodore Ts'o <tytso@....edu>