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authorDaniel Baumann <daniel.baumann@progress-linux.org>2024-05-06 01:02:30 +0000
committerDaniel Baumann <daniel.baumann@progress-linux.org>2024-05-06 01:02:30 +0000
commit76cb841cb886eef6b3bee341a2266c76578724ad (patch)
treef5892e5ba6cc11949952a6ce4ecbe6d516d6ce58 /arch/arm/include/asm/shmparam.h
parentInitial commit. (diff)
downloadlinux-76cb841cb886eef6b3bee341a2266c76578724ad.tar.xz
linux-76cb841cb886eef6b3bee341a2266c76578724ad.zip
Adding upstream version 4.19.249.upstream/4.19.249
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
Diffstat (limited to 'arch/arm/include/asm/shmparam.h')
-rw-r--r--arch/arm/include/asm/shmparam.h17
1 files changed, 17 insertions, 0 deletions
diff --git a/arch/arm/include/asm/shmparam.h b/arch/arm/include/asm/shmparam.h
new file mode 100644
index 000000000..367a9dac6
--- /dev/null
+++ b/arch/arm/include/asm/shmparam.h
@@ -0,0 +1,17 @@
+/* SPDX-License-Identifier: GPL-2.0 */
+#ifndef _ASMARM_SHMPARAM_H
+#define _ASMARM_SHMPARAM_H
+
+/*
+ * This should be the size of the virtually indexed cache/ways,
+ * or page size, whichever is greater since the cache aliases
+ * every size/ways bytes.
+ */
+#define SHMLBA (4 * PAGE_SIZE) /* attach addr a multiple of this */
+
+/*
+ * Enforce SHMLBA in shmat
+ */
+#define __ARCH_FORCE_SHMLBA
+
+#endif /* _ASMARM_SHMPARAM_H */