linux-kernel - [PATCH 29/29] s390: use __vmalloc_node in stack

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Date:   Tue, 14 Apr 2020 15:13:48 +0200
From:   Christoph Hellwig <hch@....de>
To:     Andrew Morton <akpm@...ux-foundation.org>,
        "K. Y. Srinivasan" <kys@...rosoft.com>,
        Haiyang Zhang <haiyangz@...rosoft.com>,
        Stephen Hemminger <sthemmin@...rosoft.com>,
        Wei Liu <wei.liu@...nel.org>, x86@...nel.org,
        David Airlie <airlied@...ux.ie>,
        Daniel Vetter <daniel@...ll.ch>,
        Laura Abbott <labbott@...hat.com>,
        Sumit Semwal <sumit.semwal@...aro.org>,
        Sakari Ailus <sakari.ailus@...ux.intel.com>,
        Minchan Kim <minchan@...nel.org>,
        Nitin Gupta <ngupta@...are.org>
Cc:     Robin Murphy <robin.murphy@....com>,
        Christophe Leroy <christophe.leroy@....fr>,
        Peter Zijlstra <peterz@...radead.org>,
        linuxppc-dev@...ts.ozlabs.org, linux-hyperv@...r.kernel.org,
        dri-devel@...ts.freedesktop.org, linaro-mm-sig@...ts.linaro.org,
        linux-arch@...r.kernel.org, linux-mm@...ck.org,
        iommu@...ts.linux-foundation.org,
        linux-arm-kernel@...ts.infradead.org, linux-s390@...r.kernel.org,
        bpf@...r.kernel.org, linux-kernel@...r.kernel.org,
        Christian Borntraeger <borntraeger@...ibm.com>
Subject: [PATCH 29/29] s390: use __vmalloc_node in stack_alloc

stack_alloc can use a slightly higher level vmalloc function.

Signed-off-by: Christoph Hellwig <hch@....de>
Acked-by: Christian Borntraeger <borntraeger@...ibm.com>
Acked-by: Peter Zijlstra (Intel) <peterz@...radead.org>
---
 arch/s390/kernel/setup.c | 9 +++------
 1 file changed, 3 insertions(+), 6 deletions(-)

diff --git a/arch/s390/kernel/setup.c b/arch/s390/kernel/setup.c
index 36445dd40fdb..0f0b140b5558 100644
--- a/arch/s390/kernel/setup.c
+++ b/arch/s390/kernel/setup.c
@@ -305,12 +305,9 @@ void *restart_stack __section(.data);
 unsigned long stack_alloc(void)
 {
 #ifdef CONFIG_VMAP_STACK
-	return (unsigned long)
-		__vmalloc_node_range(THREAD_SIZE, THREAD_SIZE,
-				     VMALLOC_START, VMALLOC_END,
-				     THREADINFO_GFP,
-				     PAGE_KERNEL, 0, NUMA_NO_NODE,
-				     __builtin_return_address(0));
+	return (unsigned long)__vmalloc_node(THREAD_SIZE, THREAD_SIZE,
+			THREADINFO_GFP, NUMA_NO_NODE,
+			__builtin_return_address(0));
 #else
 	return __get_free_pages(GFP_KERNEL, THREAD_SIZE_ORDER);
 #endif
-- 
2.25.1