From: "Nicholas Piggin" <npiggin@gmail.com>
To: "Michael Kowal" <kowal@linux.ibm.com>, <qemu-devel@nongnu.org>
Cc: <qemu-ppc@nongnu.org>, <fbarrat@linux.ibm.com>,
<milesg@linux.ibm.com>, <danielhb413@gmail.com>,
<david@gibson.dropbear.id.au>, <harshpb@linux.ibm.com>,
<thuth@redhat.com>, <lvivier@redhat.com>, <pbonzini@redhat.com>
Subject: Re: [PATCH v2 07/14] ppc/xive2: Process group backlog when updating the CPPR
Date: Mon, 10 Mar 2025 14:35:08 +1000 [thread overview]
Message-ID: <D8CB1RW7LECG.1XN6CFV2NOQ50@gmail.com> (raw)
In-Reply-To: <20241210000527.9541-13-kowal@linux.ibm.com>
On Tue Dec 10, 2024 at 10:05 AM AEST, Michael Kowal wrote:
> From: Frederic Barrat <fbarrat@linux.ibm.com>
>
> When the hypervisor or OS pushes a new value to the CPPR, if the LSMFB
> value is lower than the new CPPR value, there could be a pending group
> interrupt in the backlog, so it needs to be scanned.
>
> Signed-off-by: Frederic Barrat <fbarrat@linux.ibm.com>
> Signed-off-by: Michael Kowal <kowal@linux.ibm.com>
Reviewed-by: Nicholas Piggin <npiggin@gmail.com>
next prev parent reply other threads:[~2025-03-10 4:36 UTC|newest]
Thread overview: 41+ messages / expand[flat|nested] mbox.gz Atom feed top
2024-12-10 0:05 [PATCH v2 00/14] XIVE2 changes to support Group and Crowd operations Michael Kowal
2024-12-10 0:05 ` [PATCH v2 01/14] ppc/xive2: Update NVP save/restore for group attributes Michael Kowal
2025-03-10 3:22 ` Nicholas Piggin
2024-12-10 0:05 ` [PATCH v2 02/14] ppc/xive2: Add grouping level to notification Michael Kowal
2025-03-10 3:27 ` Nicholas Piggin
2024-12-10 0:05 ` [PATCH v2 02/14] ppc/xive: Rename ipb_to_pipr() to xive_ipb_to_pipr() Michael Kowal
2025-03-10 3:45 ` Nicholas Piggin
2024-12-10 0:05 ` [PATCH v2 03/14] ppc/xive2: Add grouping level to notification Michael Kowal
2025-03-10 3:43 ` Nicholas Piggin
2024-12-10 0:05 ` [PATCH v2 03/14] ppc/xive2: Support group-matching when looking for target Michael Kowal
2025-03-10 3:52 ` Nicholas Piggin
2024-12-10 0:05 ` [PATCH v2 04/14] ppc/xive2: Add undelivered group interrupt to backlog Michael Kowal
2024-12-10 0:05 ` [PATCH v2 04/14] ppc/xive2: Support group-matching when looking for target Michael Kowal
2024-12-10 0:05 ` [PATCH v2 05/14] ppc/xive2: Add undelivered group interrupt to backlog Michael Kowal
2025-03-10 4:07 ` Nicholas Piggin
2024-12-10 0:05 ` [PATCH v2 05/14] ppc/xive2: Process group backlog when pushing an OS context Michael Kowal
2024-12-10 0:05 ` [PATCH v2 06/14] " Michael Kowal
2024-12-10 0:05 ` [PATCH v2 06/14] ppc/xive2: Process group backlog when updating the CPPR Michael Kowal
2024-12-10 0:05 ` [PATCH v2 07/14] " Michael Kowal
2025-03-10 4:35 ` Nicholas Piggin [this message]
2024-12-10 0:05 ` [PATCH v2 07/14] qtest/xive: Add group-interrupt test Michael Kowal
2024-12-10 0:05 ` [PATCH v2 08/14] Add support for MMIO operations on the NVPG/NVC BAR Michael Kowal
2024-12-10 0:05 ` [PATCH v2 08/14] qtest/xive: Add group-interrupt test Michael Kowal
2025-03-10 4:46 ` Nicholas Piggin
2024-12-10 0:05 ` [PATCH v2 09/14] ppc/xive2: Add support for MMIO operations on the NVPG/NVC BAR Michael Kowal
2025-03-10 5:10 ` Nicholas Piggin
2024-12-10 0:05 ` [PATCH v2 09/14] ppc/xive2: Support crowd-matching when looking for target Michael Kowal
2024-12-10 0:05 ` [PATCH v2 10/14] ppc/xive2: Check crowd backlog when scanning group backlog Michael Kowal
2024-12-10 0:05 ` [PATCH v2 10/14] ppc/xive2: Support crowd-matching when looking for target Michael Kowal
2025-03-10 7:31 ` Nicholas Piggin
2024-12-10 0:05 ` [PATCH v2 11/14] pnv/xive: Only support crowd size of 0, 2, 4 and 16 Michael Kowal
2025-03-10 5:15 ` Nicholas Piggin
2024-12-10 0:05 ` [PATCH v2 11/14] ppc/xive2: Check crowd backlog when scanning group backlog Michael Kowal
2025-03-10 7:32 ` Nicholas Piggin
2024-12-10 0:05 ` [PATCH v2 12/14] pnv/xive: Support ESB Escalation Michael Kowal
2025-03-10 8:07 ` Nicholas Piggin
2024-12-10 0:05 ` [PATCH v2 13/14] pnv/xive: Fix problem with treating NVGC as a NVP Michael Kowal
2025-03-10 5:19 ` Nicholas Piggin
2024-12-10 0:05 ` [PATCH v2 14/14] qtest/xive: Add test of pool interrupts Michael Kowal
2025-03-10 8:20 ` Nicholas Piggin
2025-03-11 13:16 ` [PATCH v2 00/14] XIVE2 changes to support Group and Crowd operations Nicholas Piggin
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