From: peterz@infradead.org
To: tglx@linutronix.de, axboe@kernel.dk
Cc: linux-kernel@vger.kernel.org, peterz@infradead.org,
mingo@redhat.com, dvhart@infradead.org, dave@stgolabs.net,
andrealmeid@igalia.com, Andrew Morton <akpm@linux-foundation.org>,
urezki@gmail.com, hch@infradead.org, lstoakes@gmail.com,
Arnd Bergmann <arnd@arndb.de>,
linux-api@vger.kernel.org, linux-mm@kvack.org,
linux-arch@vger.kernel.org, malteskarupke@web.de,
Christoph Hellwig <hch@lst.de>
Subject: [PATCH v3 11/15] mm: Add vmalloc_huge_node()
Date: Thu, 21 Sep 2023 12:45:16 +0200 [thread overview]
Message-ID: <20230921105248.683656626@noisy.programming.kicks-ass.net> (raw)
In-Reply-To: 20230921104505.717750284@noisy.programming.kicks-ass.net
[-- Attachment #1: peterz-vmalloc_huge_node.patch --]
[-- Type: text/plain, Size: 1556 bytes --]
To enable node specific hash-tables.
Signed-off-by: Peter Zijlstra (Intel) <peterz@infradead.org>
Reviewed-by: Christoph Hellwig <hch@lst.de>
---
include/linux/vmalloc.h | 1 +
mm/vmalloc.c | 7 +++++++
2 files changed, 8 insertions(+)
Index: linux-2.6/include/linux/vmalloc.h
===================================================================
--- linux-2.6.orig/include/linux/vmalloc.h
+++ linux-2.6/include/linux/vmalloc.h
@@ -152,6 +152,7 @@ extern void *__vmalloc_node_range(unsign
void *__vmalloc_node(unsigned long size, unsigned long align, gfp_t gfp_mask,
int node, const void *caller) __alloc_size(1);
void *vmalloc_huge(unsigned long size, gfp_t gfp_mask) __alloc_size(1);
+void *vmalloc_huge_node(unsigned long size, gfp_t gfp_mask, int node) __alloc_size(1);
extern void *__vmalloc_array(size_t n, size_t size, gfp_t flags) __alloc_size(1, 2);
extern void *vmalloc_array(size_t n, size_t size) __alloc_size(1, 2);
Index: linux-2.6/mm/vmalloc.c
===================================================================
--- linux-2.6.orig/mm/vmalloc.c
+++ linux-2.6/mm/vmalloc.c
@@ -3420,6 +3420,13 @@ void *vmalloc(unsigned long size)
}
EXPORT_SYMBOL(vmalloc);
+void *vmalloc_huge_node(unsigned long size, gfp_t gfp_mask, int node)
+{
+ return __vmalloc_node_range(size, 1, VMALLOC_START, VMALLOC_END,
+ gfp_mask, PAGE_KERNEL, VM_ALLOW_HUGE_VMAP,
+ node, __builtin_return_address(0));
+}
+
/**
* vmalloc_huge - allocate virtually contiguous memory, allow huge pages
* @size: allocation size
next prev parent reply other threads:[~2023-09-21 18:11 UTC|newest]
Thread overview: 22+ messages / expand[flat|nested] mbox.gz Atom feed top
2023-09-21 10:45 [PATCH v3 00/15] futex: More futex2 bits peterz
2023-09-21 10:45 ` [PATCH v3 04/15] futex: Validate futex value against futex size peterz
2023-09-21 10:45 ` [PATCH v3 05/15] futex: Add sys_futex_wake() peterz
2023-09-21 10:45 ` [PATCH v3 07/15] futex: Add sys_futex_wait() peterz
2023-09-21 10:45 ` [PATCH v3 08/15] futex: Propagate flags into get_futex_key() peterz
2023-09-21 10:45 ` [PATCH v3 09/15] futex: Add flags2 argument to futex_requeue() peterz
2023-09-21 10:45 ` [PATCH v3 10/15] futex: Add sys_futex_requeue() peterz
2023-09-22 9:35 ` Ingo Molnar
2023-09-22 11:03 ` Peter Zijlstra
2023-09-22 13:56 ` Jens Axboe
2023-09-21 10:45 ` peterz [this message]
2023-09-21 10:45 ` [PATCH v3 12/15] futex: Implement FUTEX2_NUMA peterz
2023-09-21 10:45 ` [PATCH v3 13/15] futex: Propagate flags into futex_get_value_locked() peterz
2023-09-21 10:45 ` [PATCH v3 14/15] futex: Enable FUTEX2_{8,16} peterz
2023-09-21 10:45 ` [PATCH v3 15/15] futex,selftests: Extend the futex selftests peterz
2023-09-21 11:41 ` Peter Zijlstra
[not found] ` <20230921105248.048643656@noisy.programming.kicks-ass.net>
2023-09-21 15:14 ` [PATCH v3 06/15] futex: FLAGS_STRICT Thomas Gleixner
2023-09-22 20:01 ` futex2 numa stuff Peter Zijlstra
2023-09-22 20:01 ` [PATCH 15/15] futex,selftests: Extend the futex selftests Peter Zijlstra
2023-09-22 20:01 ` [PATCH 16/15] futex,selftests: Extend the futex selftests for NUMA Peter Zijlstra
2023-09-22 20:01 ` [PATCH 17/15] [HACK] futex: Force futex hash collision Peter Zijlstra
2023-09-28 13:40 ` futex2 numa stuff Davidlohr Bueso
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