70 lines
2.2 KiB
Diff
70 lines
2.2 KiB
Diff
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From e2950fec9cd9c235a7847ed97b6914174857bf93 Mon Sep 17 00:00:00 2001
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From: "mvarlese@suse.de" <mvarlese@suse.de>
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Date: Wed, 29 Apr 2020 12:24:16 +0200
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Subject: [PATCH] fix cpu compatibility
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Added 0001-fix-cpu-compatibility.patch to address issue with older CPUs (bsc#1125961, bsc#1099474)
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Updated 2023-02-26 for version 22.11
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diff --git a/drivers/bus/vdev/vdev.c b/drivers/bus/vdev/vdev.c
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index 41bc07dde7..750180cb84 100644
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--- a/drivers/bus/vdev/vdev.c
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+++ b/drivers/bus/vdev/vdev.c
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@@ -51,7 +51,11 @@ static struct vdev_custom_scans vdev_custom_scans =
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static rte_spinlock_t vdev_custom_scan_lock = RTE_SPINLOCK_INITIALIZER;
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/* register a driver */
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-void
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+#if defined(__x86_64__) || defined(__i386__)
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+void __attribute__((target ("sse2")))
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+#else
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+ void
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+#endif
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rte_vdev_register(struct rte_vdev_driver *driver)
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{
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TAILQ_INSERT_TAIL(&vdev_driver_list, driver, next);
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diff --git a/lib/eal/common/eal_common_bus.c b/lib/eal/common/eal_common_bus.c
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index deb9fb8a12..cb7bec607f 100644
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--- a/lib/eal/common/eal_common_bus.c
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+++ b/lib/eal/common/eal_common_bus.c
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@@ -22,7 +22,11 @@ rte_bus_name(const struct rte_bus *bus)
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return bus->name;
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}
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-void
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+#if defined(__x86_64__) || defined(__i386__)
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+void __attribute__((target ("sse2")))
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+#else
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+ void
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+#endif
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rte_bus_register(struct rte_bus *bus)
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{
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RTE_VERIFY(bus);
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diff --git a/lib/eal/include/rte_common.h b/lib/eal/include/rte_common.h
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index 15765b408d..4291706faa 100644
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--- a/lib/eal/include/rte_common.h
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+++ b/lib/eal/include/rte_common.h
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@@ -179,8 +179,20 @@ typedef uint16_t unaligned_uint16_t;
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* Lowest number is the first to run.
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*/
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#ifndef RTE_INIT_PRIO /* Allow to override from EAL */
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+#if defined(__x86_64__) || defined(__i386__)
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#define RTE_INIT_PRIO(func, prio) \
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-static void __attribute__((constructor(RTE_PRIO(prio)), used)) func(void)
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+static void \
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+ __attribute__((constructor(RTE_PRIO(prio)), used)) \
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+ __attribute__((target ("sse2"))) \
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+ __attribute__((target ("no-sse3"))) \
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+ __attribute__((target ("no-sse4"))) \
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+ func(void)
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+#else
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+#define RTE_INIT_PRIO(func, prio) \
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+static void \
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+ __attribute__((constructor(RTE_PRIO(prio)), used)) \
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+ func(void)
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+#endif
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#endif
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/**
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