From: Julien Grall <julien.grall@arm.com>
To: Wei Chen <Wei.Chen@arm.com>, xen-devel@lists.xen.org
Cc: Kaly.Xin@arm.com, nd@arm.com, sstabellini@kernel.org,
steve.capper@arm.com
Subject: Re: [PATCH v4 15/19] xen/arm: Introduce a helper to check local abort is enabled
Date: Wed, 5 Apr 2017 12:14:58 +0100 [thread overview]
Message-ID: <3ff78b49-a386-df45-4d0a-bb996bfef1c8@arm.com> (raw)
In-Reply-To: <1491383361-22886-16-git-send-email-Wei.Chen@arm.com>
Hi Wei,
On 05/04/17 10:09, Wei Chen wrote:
> In previous patch, we have umasked the Abort/SError bit for Xen
> in most of its running time. So in some use-cases, we have to
> check whether the abort is enabled in current context. For example,
> while we want to synchronize SErrors, we have to confirm the abort
> is enabled. Otherwise synchronize SErrors is pointless.
>
> Signed-off-by: Wei Chen <Wei.Chen@arm.com>
Reviewed-by: Julien Grall <julien.grall@arm.com>
Cheers,
--
Julien Grall
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next prev parent reply other threads:[~2017-04-05 11:14 UTC|newest]
Thread overview: 27+ messages / expand[flat|nested] mbox.gz Atom feed top
2017-04-05 9:09 [PATCH v4 00/19] Provide a command line option to choose how to handle SErrors Wei Chen
2017-04-05 9:09 ` [PATCH v4 01/19] xen/arm: Save ESR_EL2 to avoid using mismatched value in syndrome check Wei Chen
2017-04-05 9:09 ` [PATCH v4 02/19] xen/arm: Introduce a helper to get default HCR_EL2 flags Wei Chen
2017-04-05 9:09 ` [PATCH v4 03/19] xen/arm: Set and restore HCR_EL2 register for each vCPU separately Wei Chen
2017-04-05 9:09 ` [PATCH v4 04/19] xen/arm: Avoid setting/clearing HCR_RW at every context switch Wei Chen
2017-04-05 9:09 ` [PATCH v4 05/19] xen/arm: Save HCR_EL2 when a guest took the SError Wei Chen
2017-04-05 9:09 ` [PATCH v4 06/19] xen/arm: Introduce a virtual abort injection helper Wei Chen
2017-04-05 9:09 ` [PATCH v4 07/19] xen/arm: Introduce a command line parameter for SErrors/Aborts Wei Chen
2017-04-05 9:09 ` [PATCH v4 08/19] xen/arm: Introduce a initcall to update cpu_hwcaps by serror_op Wei Chen
2017-04-05 9:09 ` [PATCH v4 09/19] xen/arm64: Use alternative to skip the check of pending serrors Wei Chen
2017-04-05 9:09 ` [PATCH v4 10/19] xen/arm32: " Wei Chen
2017-04-05 9:09 ` [PATCH v4 11/19] xen/arm: Move macro VABORT_GEN_BY_GUEST to common header Wei Chen
2017-04-05 9:09 ` [PATCH v4 12/19] xen/arm: Introduce new helpers to handle guest/hyp SErrors Wei Chen
2017-04-05 9:09 ` [PATCH v4 13/19] xen/arm: Replace do_trap_guest_serror with new helpers Wei Chen
2017-04-05 9:09 ` [PATCH v4 14/19] xen/arm: Unmask the Abort/SError bit in the exception entries Wei Chen
2017-04-05 9:09 ` [PATCH v4 15/19] xen/arm: Introduce a helper to check local abort is enabled Wei Chen
2017-04-05 11:14 ` Julien Grall [this message]
2017-04-05 9:09 ` [PATCH v4 16/19] xen/arm: Introduce a macro to synchronize SError Wei Chen
2017-04-05 11:15 ` Julien Grall
2017-04-05 9:09 ` [PATCH v4 17/19] xen/arm: Isolate the SError between the context switch of 2 vCPUs Wei Chen
2017-04-05 9:09 ` [PATCH v4 18/19] xen/arm: Prevent slipping hypervisor SError to guest Wei Chen
2017-04-05 11:17 ` Julien Grall
2017-04-05 9:09 ` [PATCH v4 19/19] xen/arm: Handle guest external abort as guest SError Wei Chen
2017-04-05 19:18 ` [PATCH v4 00/19] Provide a command line option to choose how to handle SErrors Stefano Stabellini
2017-04-06 4:52 ` Wei Chen
2017-04-07 15:37 ` Julien Grall
2017-04-07 23:20 ` Stefano Stabellini
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