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!579 [sync] PR-578: mem: require at least two segs per memseg lists in map-perfect mode

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From: @openeuler-sync-bot 
Reviewed-by: @jiangheng12 
Signed-off-by: @jiangheng12
This commit is contained in:
openeuler-ci-bot 2024-05-10 08:15:54 +00:00 committed by Gitee
commit 2285972cda
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2 changed files with 39 additions and 1 deletions
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33
0036-require-at-least-two-segs-per-memseg-lists-in-map-pe.patch Normal file
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@ -0,0 +1,33 @@
From c766c3d12b1bb5e791cff3f34c733f18ce5cdd18 Mon Sep 17 00:00:00 2001
From: jiangheng <jiangheng14@huawei.com>
Date: Thu, 9 May 2024 21:57:54 +0800
Subject: [PATCH] require at least two segs per memseg lists in map-perfect
mode
---
lib/eal/common/eal_common_dynmem.c | 8 +++++++-
1 file changed, 7 insertions(+), 1 deletion(-)
diff --git a/lib/eal/common/eal_common_dynmem.c b/lib/eal/common/eal_common_dynmem.c
index 89e2acd..7f270a0 100644
--- a/lib/eal/common/eal_common_dynmem.c
+++ b/lib/eal/common/eal_common_dynmem.c
@@ -229,8 +229,14 @@ eal_dynmem_memseg_lists_init(void)
"n_segs:%i socket_id:%i hugepage_sz:%" PRIu64 "\n",
n_seglists, n_segs, socket_id, pagesz);
- if (internal_conf->map_perfect)
+ if (internal_conf->map_perfect) {
need_n_segs = eal_sec_get_num_pages(used_hp, pagesz, socket_id);
+ /*
+ * commit 51a5a72e2a (eal/linux: fix legacy mem init with many segments) require
+ * at least 2 segs per memseg list
+ */
+ need_n_segs = RTE_MAX(2, need_n_segs);
+ }
else
need_n_segs = n_segs;
--
2.27.0

7
dpdk.spec
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@ -10,7 +10,7 @@
Name: dpdk
Version: 23.11
Release: 15
Release: 16
URL: http://dpdk.org
Source: https://fast.dpdk.org/rel/dpdk-%{version}.tar.xz
@ -57,6 +57,8 @@ Patch6033: 0033-net-hns3-enable-PFC-for-all-user-priorities.patch
Patch6034: 0034-app-testpmd-fix-RSS-algorithm-choice.patch
Patch6035: 0035-net-hns3-support-new-device.patch
Patch9036: 0036-require-at-least-two-segs-per-memseg-lists-in-map-pe.patch
BuildRequires: meson
BuildRequires: python3-pyelftools
BuildRequires: diffutils
@ -257,6 +259,9 @@ strip -g $RPM_BUILD_ROOT/lib/modules/%{kern_devel_ver}/extra/dpdk/igb_uio.ko
%endif
%changelog
* Thu May 09 2024 jiangheng <jiangheng14@huawei.com> - 23.11-16
- require at least two segs per memseg lists in map-perfect mode
* Mon May 06 2024 laokz <zhangkai@iscas.ac.cn> - 23.11-15
- riscv64: Remove unsupported rte_net_i40e for gazelle-pdump