From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org Received: from lists.gnu.org (lists.gnu.org [209.51.188.17]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.lore.kernel.org (Postfix) with ESMTPS id E1FD8C83F1A for ; Mon, 21 Jul 2025 16:28:38 +0000 (UTC) Received: from localhost ([::1] helo=lists1p.gnu.org) by lists.gnu.org with esmtp (Exim 4.90_1) (envelope-from ) id 1udtKO-0001rY-AO; Mon, 21 Jul 2025 12:25:24 -0400 Received: from eggs.gnu.org ([2001:470:142:3::10]) by lists.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.90_1) (envelope-from ) id 1udtJ9-000678-LM for qemu-devel@nongnu.org; Mon, 21 Jul 2025 12:24:09 -0400 Received: from us-smtp-delivery-124.mimecast.com ([170.10.133.124]) by eggs.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.90_1) (envelope-from ) id 1udtJ6-0001eD-PN for qemu-devel@nongnu.org; Mon, 21 Jul 2025 12:24:07 -0400 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=redhat.com; s=mimecast20190719; t=1753115044; h=from:from:reply-to:subject:subject:date:date:message-id:message-id: to:to:cc:cc:mime-version:mime-version:content-type:content-type: content-transfer-encoding:content-transfer-encoding: in-reply-to:in-reply-to:references:references; bh=DxO+MEsa6kAwvFVPm9WTdeaXRowfeF8rs791JdvIT+U=; b=jCVVDilzVcY9OzhzMUm9HYB6ra7PVXE2YVnGyL8HxYsetQdrbowoLXtkCJru6BT1IVyf/G UqUbchbO6waVRhDry731YOS25FrpR8hKRBH5Mx4B43i8n9pmdrUNI2OS2LbY+R5PlgAwfr q+6OOmibMzYPMyGdQRJyxhq3jimfgzs= Received: from mx-prod-mc-08.mail-002.prod.us-west-2.aws.redhat.com (ec2-35-165-154-97.us-west-2.compute.amazonaws.com [35.165.154.97]) by relay.mimecast.com with ESMTP with STARTTLS (version=TLSv1.3, cipher=TLS_AES_256_GCM_SHA384) id us-mta-186-0SXzTDBnP6Oz78ekTqNkdQ-1; Mon, 21 Jul 2025 12:23:59 -0400 X-MC-Unique: 0SXzTDBnP6Oz78ekTqNkdQ-1 X-Mimecast-MFC-AGG-ID: 0SXzTDBnP6Oz78ekTqNkdQ_1753115038 Received: from mx-prod-int-05.mail-002.prod.us-west-2.aws.redhat.com (mx-prod-int-05.mail-002.prod.us-west-2.aws.redhat.com [10.30.177.17]) (using TLSv1.3 with cipher TLS_AES_256_GCM_SHA384 (256/256 bits) key-exchange X25519 server-signature RSA-PSS (2048 bits) server-digest SHA256) (No client certificate requested) by mx-prod-mc-08.mail-002.prod.us-west-2.aws.redhat.com (Postfix) with ESMTPS id 23ED11800359; Mon, 21 Jul 2025 16:23:58 +0000 (UTC) Received: from corto.redhat.com (unknown [10.45.224.19]) by mx-prod-int-05.mail-002.prod.us-west-2.aws.redhat.com (Postfix) with ESMTP id AB38919560AD; Mon, 21 Jul 2025 16:23:55 +0000 (UTC) From: =?UTF-8?q?C=C3=A9dric=20Le=20Goater?= To: qemu-devel@nongnu.org Cc: Nicholas Piggin , Daniel Henrique Barboza , Glenn Miles , Michael Kowal , Gautam Menghani , =?UTF-8?q?C=C3=A9dric=20Le=20Goater?= Subject: [PULL 28/50] ppc/xive: Change presenter .match_nvt to match not present Date: Mon, 21 Jul 2025 18:22:11 +0200 Message-ID: <20250721162233.686837-29-clg@redhat.com> In-Reply-To: <20250721162233.686837-1-clg@redhat.com> References: <20250721162233.686837-1-clg@redhat.com> MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit X-Scanned-By: MIMEDefang 3.0 on 10.30.177.17 Received-SPF: pass client-ip=170.10.133.124; envelope-from=clg@redhat.com; helo=us-smtp-delivery-124.mimecast.com X-Spam_score_int: -29 X-Spam_score: -3.0 X-Spam_bar: --- X-Spam_report: (-3.0 / 5.0 requ) BAYES_00=-1.9, DKIMWL_WL_HIGH=-0.926, DKIM_SIGNED=0.1, DKIM_VALID=-0.1, DKIM_VALID_AU=-0.1, DKIM_VALID_EF=-0.1, RCVD_IN_DNSWL_NONE=-0.0001, RCVD_IN_MSPIKE_H5=0.001, RCVD_IN_MSPIKE_WL=0.001, RCVD_IN_VALIDITY_RPBL_BLOCKED=0.001, RCVD_IN_VALIDITY_SAFE_BLOCKED=0.001, SPF_HELO_PASS=-0.001, SPF_PASS=-0.001 autolearn=ham autolearn_force=no X-Spam_action: no action X-BeenThere: qemu-devel@nongnu.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: qemu-devel-bounces+qemu-devel=archiver.kernel.org@nongnu.org Sender: qemu-devel-bounces+qemu-devel=archiver.kernel.org@nongnu.org From: Nicholas Piggin Have the match_nvt method only perform a TCTX match but don't present the interrupt, the caller presents. This has no functional change, but allows for more complicated presentation logic after matching. Signed-off-by: Nicholas Piggin Reviewed-by: Glenn Miles Reviewed-by: Michael Kowal Tested-by: Gautam Menghani Link: https://lore.kernel.org/qemu-devel/20250512031100.439842-29-npiggin@gmail.com Signed-off-by: Cédric Le Goater --- include/hw/ppc/xive.h | 27 +++++++++++++---------- hw/intc/pnv_xive.c | 16 +++++++------- hw/intc/pnv_xive2.c | 16 +++++++------- hw/intc/spapr_xive.c | 18 +++++++-------- hw/intc/xive.c | 51 +++++++++++++++---------------------------- hw/intc/xive2.c | 31 +++++++++++++------------- hw/ppc/pnv.c | 48 ++++++++++++++-------------------------- hw/ppc/spapr.c | 21 +++++++----------- 8 files changed, 97 insertions(+), 131 deletions(-) diff --git a/include/hw/ppc/xive.h b/include/hw/ppc/xive.h index 46d05d74fbfb..8152a9df3d39 100644 --- a/include/hw/ppc/xive.h +++ b/include/hw/ppc/xive.h @@ -425,6 +425,7 @@ void xive_router_end_notify(XiveRouter *xrtr, XiveEAS *eas); typedef struct XiveTCTXMatch { XiveTCTX *tctx; + int count; uint8_t ring; bool precluded; } XiveTCTXMatch; @@ -440,10 +441,10 @@ DECLARE_CLASS_CHECKERS(XivePresenterClass, XIVE_PRESENTER, struct XivePresenterClass { InterfaceClass parent; - int (*match_nvt)(XivePresenter *xptr, uint8_t format, - uint8_t nvt_blk, uint32_t nvt_idx, - bool crowd, bool cam_ignore, uint8_t priority, - uint32_t logic_serv, XiveTCTXMatch *match); + bool (*match_nvt)(XivePresenter *xptr, uint8_t format, + uint8_t nvt_blk, uint32_t nvt_idx, + bool crowd, bool cam_ignore, uint8_t priority, + uint32_t logic_serv, XiveTCTXMatch *match); bool (*in_kernel)(const XivePresenter *xptr); uint32_t (*get_config)(XivePresenter *xptr); int (*broadcast)(XivePresenter *xptr, @@ -455,12 +456,14 @@ int xive_presenter_tctx_match(XivePresenter *xptr, XiveTCTX *tctx, uint8_t format, uint8_t nvt_blk, uint32_t nvt_idx, bool cam_ignore, uint32_t logic_serv); -bool xive_presenter_notify(XiveFabric *xfb, uint8_t format, - uint8_t nvt_blk, uint32_t nvt_idx, - bool crowd, bool cam_ignore, uint8_t priority, - uint32_t logic_serv, bool *precluded); +bool xive_presenter_match(XiveFabric *xfb, uint8_t format, + uint8_t nvt_blk, uint32_t nvt_idx, + bool crowd, bool cam_ignore, uint8_t priority, + uint32_t logic_serv, XiveTCTXMatch *match); uint32_t xive_get_vpgroup_size(uint32_t nvp_index); +uint8_t xive_get_group_level(bool crowd, bool ignore, + uint32_t nvp_blk, uint32_t nvp_index); /* * XIVE Fabric (Interface between Interrupt Controller and Machine) @@ -475,10 +478,10 @@ DECLARE_CLASS_CHECKERS(XiveFabricClass, XIVE_FABRIC, struct XiveFabricClass { InterfaceClass parent; - int (*match_nvt)(XiveFabric *xfb, uint8_t format, - uint8_t nvt_blk, uint32_t nvt_idx, - bool crowd, bool cam_ignore, uint8_t priority, - uint32_t logic_serv, XiveTCTXMatch *match); + bool (*match_nvt)(XiveFabric *xfb, uint8_t format, + uint8_t nvt_blk, uint32_t nvt_idx, + bool crowd, bool cam_ignore, uint8_t priority, + uint32_t logic_serv, XiveTCTXMatch *match); int (*broadcast)(XiveFabric *xfb, uint8_t nvt_blk, uint32_t nvt_idx, bool crowd, bool cam_ignore, uint8_t priority); }; diff --git a/hw/intc/pnv_xive.c b/hw/intc/pnv_xive.c index 935c0e4742f5..c2ca40b8be87 100644 --- a/hw/intc/pnv_xive.c +++ b/hw/intc/pnv_xive.c @@ -470,14 +470,13 @@ static bool pnv_xive_is_cpu_enabled(PnvXive *xive, PowerPCCPU *cpu) return xive->regs[reg >> 3] & PPC_BIT(bit); } -static int pnv_xive_match_nvt(XivePresenter *xptr, uint8_t format, - uint8_t nvt_blk, uint32_t nvt_idx, - bool crowd, bool cam_ignore, uint8_t priority, - uint32_t logic_serv, XiveTCTXMatch *match) +static bool pnv_xive_match_nvt(XivePresenter *xptr, uint8_t format, + uint8_t nvt_blk, uint32_t nvt_idx, + bool crowd, bool cam_ignore, uint8_t priority, + uint32_t logic_serv, XiveTCTXMatch *match) { PnvXive *xive = PNV_XIVE(xptr); PnvChip *chip = xive->chip; - int count = 0; int i, j; for (i = 0; i < chip->nr_cores; i++) { @@ -510,17 +509,18 @@ static int pnv_xive_match_nvt(XivePresenter *xptr, uint8_t format, qemu_log_mask(LOG_GUEST_ERROR, "XIVE: already found a " "thread context NVT %x/%x\n", nvt_blk, nvt_idx); - return -1; + match->count++; + continue; } match->ring = ring; match->tctx = tctx; - count++; + match->count++; } } } - return count; + return !!match->count; } static uint32_t pnv_xive_presenter_get_config(XivePresenter *xptr) diff --git a/hw/intc/pnv_xive2.c b/hw/intc/pnv_xive2.c index 7b4a33228e05..e019cad5c14c 100644 --- a/hw/intc/pnv_xive2.c +++ b/hw/intc/pnv_xive2.c @@ -640,14 +640,13 @@ static bool pnv_xive2_is_cpu_enabled(PnvXive2 *xive, PowerPCCPU *cpu) return xive->tctxt_regs[reg >> 3] & PPC_BIT(bit); } -static int pnv_xive2_match_nvt(XivePresenter *xptr, uint8_t format, - uint8_t nvt_blk, uint32_t nvt_idx, - bool crowd, bool cam_ignore, uint8_t priority, - uint32_t logic_serv, XiveTCTXMatch *match) +static bool pnv_xive2_match_nvt(XivePresenter *xptr, uint8_t format, + uint8_t nvt_blk, uint32_t nvt_idx, + bool crowd, bool cam_ignore, uint8_t priority, + uint32_t logic_serv, XiveTCTXMatch *match) { PnvXive2 *xive = PNV_XIVE2(xptr); PnvChip *chip = xive->chip; - int count = 0; int i, j; bool gen1_tima_os = xive->cq_regs[CQ_XIVE_CFG >> 3] & CQ_XIVE_CFG_GEN1_TIMA_OS; @@ -692,7 +691,8 @@ static int pnv_xive2_match_nvt(XivePresenter *xptr, uint8_t format, "thread context NVT %x/%x\n", nvt_blk, nvt_idx); /* Should set a FIR if we ever model it */ - return -1; + match->count++; + continue; } /* * For a group notification, we need to know if the @@ -717,13 +717,13 @@ static int pnv_xive2_match_nvt(XivePresenter *xptr, uint8_t format, } } } - count++; + match->count++; } } } } - return count; + return !!match->count; } static uint32_t pnv_xive2_presenter_get_config(XivePresenter *xptr) diff --git a/hw/intc/spapr_xive.c b/hw/intc/spapr_xive.c index 440edb97d8d3..e393f5dcdccf 100644 --- a/hw/intc/spapr_xive.c +++ b/hw/intc/spapr_xive.c @@ -428,14 +428,13 @@ static int spapr_xive_write_nvt(XiveRouter *xrtr, uint8_t nvt_blk, g_assert_not_reached(); } -static int spapr_xive_match_nvt(XivePresenter *xptr, uint8_t format, - uint8_t nvt_blk, uint32_t nvt_idx, - bool crowd, bool cam_ignore, - uint8_t priority, - uint32_t logic_serv, XiveTCTXMatch *match) +static bool spapr_xive_match_nvt(XivePresenter *xptr, uint8_t format, + uint8_t nvt_blk, uint32_t nvt_idx, + bool crowd, bool cam_ignore, + uint8_t priority, + uint32_t logic_serv, XiveTCTXMatch *match) { CPUState *cs; - int count = 0; CPU_FOREACH(cs) { PowerPCCPU *cpu = POWERPC_CPU(cs); @@ -463,16 +462,17 @@ static int spapr_xive_match_nvt(XivePresenter *xptr, uint8_t format, if (match->tctx) { qemu_log_mask(LOG_GUEST_ERROR, "XIVE: already found a thread " "context NVT %x/%x\n", nvt_blk, nvt_idx); - return -1; + match->count++; + continue; } match->ring = ring; match->tctx = tctx; - count++; + match->count++; } } - return count; + return !!match->count; } static uint32_t spapr_xive_presenter_get_config(XivePresenter *xptr) diff --git a/hw/intc/xive.c b/hw/intc/xive.c index 2f72d6ecd5a5..c92e819053e8 100644 --- a/hw/intc/xive.c +++ b/hw/intc/xive.c @@ -1762,8 +1762,8 @@ uint32_t xive_get_vpgroup_size(uint32_t nvp_index) return 1U << (first_zero + 1); } -static uint8_t xive_get_group_level(bool crowd, bool ignore, - uint32_t nvp_blk, uint32_t nvp_index) +uint8_t xive_get_group_level(bool crowd, bool ignore, + uint32_t nvp_blk, uint32_t nvp_index) { int first_zero; uint8_t level; @@ -1881,15 +1881,14 @@ int xive_presenter_tctx_match(XivePresenter *xptr, XiveTCTX *tctx, * This is our simple Xive Presenter Engine model. It is merged in the * Router as it does not require an extra object. */ -bool xive_presenter_notify(XiveFabric *xfb, uint8_t format, +bool xive_presenter_match(XiveFabric *xfb, uint8_t format, uint8_t nvt_blk, uint32_t nvt_idx, bool crowd, bool cam_ignore, uint8_t priority, - uint32_t logic_serv, bool *precluded) + uint32_t logic_serv, XiveTCTXMatch *match) { XiveFabricClass *xfc = XIVE_FABRIC_GET_CLASS(xfb); - XiveTCTXMatch match = { .tctx = NULL, .ring = 0, .precluded = false }; - uint8_t group_level; - int count; + + memset(match, 0, sizeof(*match)); /* * Ask the machine to scan the interrupt controllers for a match. @@ -1914,22 +1913,8 @@ bool xive_presenter_notify(XiveFabric *xfb, uint8_t format, * a new command to the presenters (the equivalent of the "assign" * power bus command in the documented full notify sequence. */ - count = xfc->match_nvt(xfb, format, nvt_blk, nvt_idx, crowd, cam_ignore, - priority, logic_serv, &match); - if (count < 0) { - return false; - } - - /* handle CPU exception delivery */ - if (count) { - group_level = xive_get_group_level(crowd, cam_ignore, nvt_blk, nvt_idx); - trace_xive_presenter_notify(nvt_blk, nvt_idx, match.ring, group_level); - xive_tctx_pipr_update(match.tctx, match.ring, priority, group_level); - } else { - *precluded = match.precluded; - } - - return !!count; + return xfc->match_nvt(xfb, format, nvt_blk, nvt_idx, crowd, cam_ignore, + priority, logic_serv, match); } /* @@ -1966,7 +1951,7 @@ void xive_router_end_notify(XiveRouter *xrtr, XiveEAS *eas) uint8_t nvt_blk; uint32_t nvt_idx; XiveNVT nvt; - bool found, precluded; + XiveTCTXMatch match; uint8_t end_blk = xive_get_field64(EAS_END_BLOCK, eas->w); uint32_t end_idx = xive_get_field64(EAS_END_INDEX, eas->w); @@ -2046,16 +2031,16 @@ void xive_router_end_notify(XiveRouter *xrtr, XiveEAS *eas) return; } - found = xive_presenter_notify(xrtr->xfb, format, nvt_blk, nvt_idx, - false /* crowd */, - xive_get_field32(END_W7_F0_IGNORE, end.w7), - priority, - xive_get_field32(END_W7_F1_LOG_SERVER_ID, end.w7), - &precluded); - /* we don't support VP-group notification on P9, so precluded is not used */ /* TODO: Auto EOI. */ - - if (found) { + /* we don't support VP-group notification on P9, so precluded is not used */ + if (xive_presenter_match(xrtr->xfb, format, nvt_blk, nvt_idx, + false /* crowd */, + xive_get_field32(END_W7_F0_IGNORE, end.w7), + priority, + xive_get_field32(END_W7_F1_LOG_SERVER_ID, end.w7), + &match)) { + trace_xive_presenter_notify(nvt_blk, nvt_idx, match.ring, 0); + xive_tctx_pipr_update(match.tctx, match.ring, priority, 0); return; } diff --git a/hw/intc/xive2.c b/hw/intc/xive2.c index 2791985cf29b..602b23d06d80 100644 --- a/hw/intc/xive2.c +++ b/hw/intc/xive2.c @@ -1559,7 +1559,8 @@ static void xive2_router_end_notify(Xive2Router *xrtr, uint8_t end_blk, Xive2End end; uint8_t priority; uint8_t format; - bool found, precluded; + XiveTCTXMatch match; + bool crowd, cam_ignore; uint8_t nvx_blk; uint32_t nvx_idx; @@ -1629,16 +1630,19 @@ static void xive2_router_end_notify(Xive2Router *xrtr, uint8_t end_blk, */ nvx_blk = xive_get_field32(END2_W6_VP_BLOCK, end.w6); nvx_idx = xive_get_field32(END2_W6_VP_OFFSET, end.w6); - - found = xive_presenter_notify(xrtr->xfb, format, nvx_blk, nvx_idx, - xive2_end_is_crowd(&end), xive2_end_is_ignore(&end), - priority, - xive_get_field32(END2_W7_F1_LOG_SERVER_ID, end.w7), - &precluded); + crowd = xive2_end_is_crowd(&end); + cam_ignore = xive2_end_is_ignore(&end); /* TODO: Auto EOI. */ - - if (found) { + if (xive_presenter_match(xrtr->xfb, format, nvx_blk, nvx_idx, + crowd, cam_ignore, priority, + xive_get_field32(END2_W7_F1_LOG_SERVER_ID, end.w7), + &match)) { + uint8_t group_level; + + group_level = xive_get_group_level(crowd, cam_ignore, nvx_blk, nvx_idx); + trace_xive_presenter_notify(nvx_blk, nvx_idx, match.ring, group_level); + xive_tctx_pipr_update(match.tctx, match.ring, priority, group_level); return; } @@ -1656,7 +1660,7 @@ static void xive2_router_end_notify(Xive2Router *xrtr, uint8_t end_blk, return; } - if (!xive2_end_is_ignore(&end)) { + if (!cam_ignore) { uint8_t ipb; Xive2Nvp nvp; @@ -1685,9 +1689,6 @@ static void xive2_router_end_notify(Xive2Router *xrtr, uint8_t end_blk, } else { Xive2Nvgc nvgc; uint32_t backlog; - bool crowd; - - crowd = xive2_end_is_crowd(&end); /* * For groups and crowds, the per-priority backlog @@ -1719,9 +1720,7 @@ static void xive2_router_end_notify(Xive2Router *xrtr, uint8_t end_blk, if (backlog == 1) { XiveFabricClass *xfc = XIVE_FABRIC_GET_CLASS(xrtr->xfb); xfc->broadcast(xrtr->xfb, nvx_blk, nvx_idx, - xive2_end_is_crowd(&end), - xive2_end_is_ignore(&end), - priority); + crowd, cam_ignore, priority); if (!xive2_end_is_precluded_escalation(&end)) { /* diff --git a/hw/ppc/pnv.c b/hw/ppc/pnv.c index 4a49e9d1a865..d84c9067edb3 100644 --- a/hw/ppc/pnv.c +++ b/hw/ppc/pnv.c @@ -2608,62 +2608,46 @@ static void pnv_pic_print_info(InterruptStatsProvider *obj, GString *buf) } } -static int pnv_match_nvt(XiveFabric *xfb, uint8_t format, - uint8_t nvt_blk, uint32_t nvt_idx, - bool crowd, bool cam_ignore, uint8_t priority, - uint32_t logic_serv, - XiveTCTXMatch *match) +static bool pnv_match_nvt(XiveFabric *xfb, uint8_t format, + uint8_t nvt_blk, uint32_t nvt_idx, + bool crowd, bool cam_ignore, uint8_t priority, + uint32_t logic_serv, + XiveTCTXMatch *match) { PnvMachineState *pnv = PNV_MACHINE(xfb); - int total_count = 0; int i; for (i = 0; i < pnv->num_chips; i++) { Pnv9Chip *chip9 = PNV9_CHIP(pnv->chips[i]); XivePresenter *xptr = XIVE_PRESENTER(&chip9->xive); XivePresenterClass *xpc = XIVE_PRESENTER_GET_CLASS(xptr); - int count; - count = xpc->match_nvt(xptr, format, nvt_blk, nvt_idx, crowd, - cam_ignore, priority, logic_serv, match); - - if (count < 0) { - return count; - } - - total_count += count; + xpc->match_nvt(xptr, format, nvt_blk, nvt_idx, crowd, + cam_ignore, priority, logic_serv, match); } - return total_count; + return !!match->count; } -static int pnv10_xive_match_nvt(XiveFabric *xfb, uint8_t format, - uint8_t nvt_blk, uint32_t nvt_idx, - bool crowd, bool cam_ignore, uint8_t priority, - uint32_t logic_serv, - XiveTCTXMatch *match) +static bool pnv10_xive_match_nvt(XiveFabric *xfb, uint8_t format, + uint8_t nvt_blk, uint32_t nvt_idx, + bool crowd, bool cam_ignore, uint8_t priority, + uint32_t logic_serv, + XiveTCTXMatch *match) { PnvMachineState *pnv = PNV_MACHINE(xfb); - int total_count = 0; int i; for (i = 0; i < pnv->num_chips; i++) { Pnv10Chip *chip10 = PNV10_CHIP(pnv->chips[i]); XivePresenter *xptr = XIVE_PRESENTER(&chip10->xive); XivePresenterClass *xpc = XIVE_PRESENTER_GET_CLASS(xptr); - int count; - - count = xpc->match_nvt(xptr, format, nvt_blk, nvt_idx, crowd, - cam_ignore, priority, logic_serv, match); - - if (count < 0) { - return count; - } - total_count += count; + xpc->match_nvt(xptr, format, nvt_blk, nvt_idx, crowd, + cam_ignore, priority, logic_serv, match); } - return total_count; + return !!match->count; } static int pnv10_xive_broadcast(XiveFabric *xfb, diff --git a/hw/ppc/spapr.c b/hw/ppc/spapr.c index 40f53ad7b344..1855a3cd8d03 100644 --- a/hw/ppc/spapr.c +++ b/hw/ppc/spapr.c @@ -4468,21 +4468,14 @@ static void spapr_pic_print_info(InterruptStatsProvider *obj, GString *buf) /* * This is a XIVE only operation */ -static int spapr_match_nvt(XiveFabric *xfb, uint8_t format, - uint8_t nvt_blk, uint32_t nvt_idx, - bool crowd, bool cam_ignore, uint8_t priority, - uint32_t logic_serv, XiveTCTXMatch *match) +static bool spapr_match_nvt(XiveFabric *xfb, uint8_t format, + uint8_t nvt_blk, uint32_t nvt_idx, + bool crowd, bool cam_ignore, uint8_t priority, + uint32_t logic_serv, XiveTCTXMatch *match) { SpaprMachineState *spapr = SPAPR_MACHINE(xfb); XivePresenter *xptr = XIVE_PRESENTER(spapr->active_intc); XivePresenterClass *xpc = XIVE_PRESENTER_GET_CLASS(xptr); - int count; - - count = xpc->match_nvt(xptr, format, nvt_blk, nvt_idx, crowd, cam_ignore, - priority, logic_serv, match); - if (count < 0) { - return count; - } /* * When we implement the save and restore of the thread interrupt @@ -4493,12 +4486,14 @@ static int spapr_match_nvt(XiveFabric *xfb, uint8_t format, * Until this is done, the sPAPR machine should find at least one * matching context always. */ - if (count == 0) { + if (!xpc->match_nvt(xptr, format, nvt_blk, nvt_idx, crowd, cam_ignore, + priority, logic_serv, match)) { qemu_log_mask(LOG_GUEST_ERROR, "XIVE: NVT %x/%x is not dispatched\n", nvt_blk, nvt_idx); + return false; } - return count; + return true; } int spapr_get_vcpu_id(PowerPCCPU *cpu) -- 2.50.1