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authorArnd Bergmann <arnd@arndb.de>2024-02-26 17:14:13 +0100
committerArnd Bergmann <arnd@arndb.de>2024-03-06 19:29:09 +0100
commit5394f1e9b687bcf26595cabf83483e568676128d (patch)
treea2cd24c1b83dd794efc4d278e36a53495def2e45 /arch/microblaze
parentd3e5bab923d35f73c74f6dbbb761988d4f58f878 (diff)
downloadlwn-5394f1e9b687bcf26595cabf83483e568676128d.tar.gz
lwn-5394f1e9b687bcf26595cabf83483e568676128d.zip
arch: define CONFIG_PAGE_SIZE_*KB on all architectures
Most architectures only support a single hardcoded page size. In order to ensure that each one of these sets the corresponding Kconfig symbols, change over the PAGE_SHIFT definition to the common one and allow only the hardware page size to be selected. Acked-by: Guo Ren <guoren@kernel.org> Acked-by: Heiko Carstens <hca@linux.ibm.com> Acked-by: Stafford Horne <shorne@gmail.com> Acked-by: Johannes Berg <johannes@sipsolutions.net> Acked-by: Geert Uytterhoeven <geert@linux-m68k.org> Reviewed-by: Thomas Gleixner <tglx@linutronix.de> Signed-off-by: Arnd Bergmann <arnd@arndb.de>
Diffstat (limited to 'arch/microblaze')
-rw-r--r--arch/microblaze/Kconfig1
-rw-r--r--arch/microblaze/include/asm/page.h2
2 files changed, 2 insertions, 1 deletions
diff --git a/arch/microblaze/Kconfig b/arch/microblaze/Kconfig
index 211f338d6235..f18ec02ddeb2 100644
--- a/arch/microblaze/Kconfig
+++ b/arch/microblaze/Kconfig
@@ -31,6 +31,7 @@ config MICROBLAZE
select HAVE_FTRACE_MCOUNT_RECORD
select HAVE_FUNCTION_GRAPH_TRACER
select HAVE_FUNCTION_TRACER
+ select HAVE_PAGE_SIZE_4KB
select HAVE_PCI
select IRQ_DOMAIN
select XILINX_INTC
diff --git a/arch/microblaze/include/asm/page.h b/arch/microblaze/include/asm/page.h
index 86a4ce07c192..8810f4f1c3b0 100644
--- a/arch/microblaze/include/asm/page.h
+++ b/arch/microblaze/include/asm/page.h
@@ -20,7 +20,7 @@
#ifdef __KERNEL__
/* PAGE_SHIFT determines the page size */
-#define PAGE_SHIFT 12
+#define PAGE_SHIFT CONFIG_PAGE_SHIFT
#define PAGE_SIZE (ASM_CONST(1) << PAGE_SHIFT)
#define PAGE_MASK (~(PAGE_SIZE-1))