VisionFive2 Linux kernel

StarFive Tech Linux Kernel for VisionFive (JH7110) boards (mirror)

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author: Linus Torvalds <torvalds@linux-foundation.org> 2019-07-08 10:39:56 -0700 committer: Linus Torvalds <torvalds@linux-foundation.org> 2019-07-08 10:39:56 -0700 commit: e0e86b111bca6bbf746c03ec5cf3e6a61fa3f8e9 parent: 568521d058aaab18f01ac39d7a6ef00b75e5cc79
Commit Summary:
Merge branch 'smp-hotplug-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip
Diffstat:
2 files changed, 6 insertions, 14 deletions
diff --git a/arch/ia64/kernel/perfmon.c b/arch/ia64/kernel/perfmon.c
index 58a6337c0690..7c52bd2695a2 100644
--- a/arch/ia64/kernel/perfmon.c
+++ b/arch/ia64/kernel/perfmon.c
@@ -6390,11 +6390,7 @@ pfm_install_alt_pmu_interrupt(pfm_intr_handler_desc_t *hdl)
 	}
 
 	/* save the current system wide pmu states */
-	ret = on_each_cpu(pfm_alt_save_pmu_state, NULL, 1);
-	if (ret) {
-		DPRINT(("on_each_cpu() failed: %d\n", ret));
-		goto cleanup_reserve;
-	}
+	on_each_cpu(pfm_alt_save_pmu_state, NULL, 1);
 
 	/* officially change to the alternate interrupt handler */
 	pfm_alt_intr_handler = hdl;
@@ -6421,7 +6417,6 @@ int
 pfm_remove_alt_pmu_interrupt(pfm_intr_handler_desc_t *hdl)
 {
 	int i;
-	int ret;
 
 	if (hdl == NULL) return -EINVAL;
 
@@ -6435,10 +6430,7 @@ pfm_remove_alt_pmu_interrupt(pfm_intr_handler_desc_t *hdl)
 
 	pfm_alt_intr_handler = NULL;
 
-	ret = on_each_cpu(pfm_alt_restore_pmu_state, NULL, 1);
-	if (ret) {
-		DPRINT(("on_each_cpu() failed: %d\n", ret));
-	}
+	on_each_cpu(pfm_alt_restore_pmu_state, NULL, 1);
 
 	for_each_online_cpu(i) {
 		pfm_unreserve_session(NULL, 1, i);
diff --git a/arch/ia64/kernel/uncached.c b/arch/ia64/kernel/uncached.c
index edcdfc149311..16c6d377c502 100644
--- a/arch/ia64/kernel/uncached.c
+++ b/arch/ia64/kernel/uncached.c
@@ -121,8 +121,8 @@ static int uncached_add_chunk(struct uncached_pool *uc_pool, int nid)
 	status = ia64_pal_prefetch_visibility(PAL_VISIBILITY_PHYSICAL);
 	if (status == PAL_VISIBILITY_OK_REMOTE_NEEDED) {
 		atomic_set(&uc_pool->status, 0);
-		status = smp_call_function(uncached_ipi_visibility, uc_pool, 1);
-		if (status || atomic_read(&uc_pool->status))
+		smp_call_function(uncached_ipi_visibility, uc_pool, 1);
+		if (atomic_read(&uc_pool->status))
 			goto failed;
 	} else if (status != PAL_VISIBILITY_OK)
 		goto failed;
@@ -143,8 +143,8 @@ static int uncached_add_chunk(struct uncached_pool *uc_pool, int nid)
 	if (status != PAL_STATUS_SUCCESS)
 		goto failed;
 	atomic_set(&uc_pool->status, 0);
-	status = smp_call_function(uncached_ipi_mc_drain, uc_pool, 1);
-	if (status || atomic_read(&uc_pool->status))
+	smp_call_function(uncached_ipi_mc_drain, uc_pool, 1);
+	if (atomic_read(&uc_pool->status))
 		goto failed;
 
 	/*