linux-kernel - Re: [PATCH 09/16] initrd: remove the BLKFLSBUF call in handle

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Message-ID: <514b0176-d235-f640-b278-9a7d49af356f@zytor.com>
Date:   Thu, 2 Jul 2020 20:40:31 -0700
From:   "H. Peter Anvin" <hpa@...or.com>
To:     Christoph Hellwig <hch@....de>, linux-kernel@...r.kernel.org
Cc:     Song Liu <song@...nel.org>, Al Viro <viro@...iv.linux.org.uk>,
        Linus Torvalds <torvalds@...ux-foundation.org>,
        linux-raid@...r.kernel.org, linux-fsdevel@...r.kernel.org
Subject: Re: [PATCH 09/16] initrd: remove the BLKFLSBUF call in handle_initrd

On 2020-06-15 05:53, Christoph Hellwig wrote:
> BLKFLSBUF used to be overloaded for the ramdisk driver to free the whole
> ramdisk, which was completely different behavior compared to all other
> drivers.  But this magic overload got removed in commit ff26956875c2
> ("brd: remove support for BLKFLSBUF"), so this call is entirely
> pointless now.
> 
> Signed-off-by: Christoph Hellwig <hch@....de>

Does *anyone* use initrd as opposed to initramfs anymore? It would seem
like a good candidate for deprecation/removal.

	-hpa