From: Niklas Cassel <cassel@kernel.org>
To: Pedro Falcato <pfalcato@suse.de>
Cc: Damien Le Moal <dlemoal@kernel.org>,
linux-ide@vger.kernel.org, linux-kernel@vger.kernel.org,
stable@vger.kernel.org
Subject: Re: [PATCH v2] ata: libata-core: Add BRIDGE_OK quirk for QEMU drives
Date: Thu, 5 Mar 2026 16:54:00 +0100 [thread overview]
Message-ID: <aamnGNm_IHHfSVgL@ryzen> (raw)
In-Reply-To: <20260305145312.1081112-1-pfalcato@suse.de>
On Thu, Mar 05, 2026 at 02:53:12PM +0000, Pedro Falcato wrote:
> Currently, whenever you boot with a QEMU drive over an AHCI interface,
> you get:
> [ 1.632121] ata1.00: applying bridge limits
>
> This happens due to the kernel not believing the given drive is SATA,
> since word 93 of IDENTIFY (ATA_ID_HW_CONFIG) is non-zero. The result is
> a pretty severe limit in max_hw_sectors_kb, which limits our IO sizes.
>
> [...]
Added Damien's R-b tag, since the patch is essentially the same as V1.
Applied to libata/linux.git (libata-for-7.0-fixes), thanks!
[1/1] ata: libata-core: Add BRIDGE_OK quirk for QEMU drives
https://git.kernel.org/libata/linux/c/b92b0075
Kind regards,
Niklas
prev parent reply other threads:[~2026-03-05 15:54 UTC|newest]
Thread overview: 4+ messages / expand[flat|nested] mbox.gz Atom feed top
2026-03-05 14:53 [PATCH v2] ata: libata-core: Add BRIDGE_OK quirk for QEMU drives Pedro Falcato
2026-03-05 15:06 ` Pedro Falcato
2026-03-05 15:35 ` Hannes Reinecke
2026-03-05 15:54 ` Niklas Cassel [this message]
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