diff mbox

parisc: Increase default initial kernel mapping to 32 MB

Message ID 20161008141649.GA31592@p100.box (mailing list archive)
State Superseded
Headers show

Commit Message

Helge Deller Oct. 8, 2016, 2:16 p.m. UTC
For 32-bit kernels which include multiple modules built-in 16 MB initial kernel
mapping may get too small. To avoid boot problems increase the kernel mapping
to 32 MB for all 32- and 64-bit kernel configs.

Cc: stable@vger.kernel.org # 4.4+
Signed-off-by: Helge Deller <deller@gmx.de>

--
To unsubscribe from this list: send the line "unsubscribe linux-parisc" in
the body of a message to majordomo@vger.kernel.org
More majordomo info at  http://vger.kernel.org/majordomo-info.html
diff mbox

Patch

diff --git a/arch/parisc/include/asm/pgtable.h b/arch/parisc/include/asm/pgtable.h
index e44bdb9..ef32e28 100644
--- a/arch/parisc/include/asm/pgtable.h
+++ b/arch/parisc/include/asm/pgtable.h
@@ -83,11 +83,7 @@  static inline void purge_tlb_entries(struct mm_struct *mm, unsigned long addr)
 	printk("%s:%d: bad pgd %08lx.\n", __FILE__, __LINE__, (unsigned long)pgd_val(e))
 
 /* This is the size of the initially mapped kernel memory */
-#if defined(CONFIG_64BIT) || defined(CONFIG_SMP)
 #define KERNEL_INITIAL_ORDER	25	/* 1<<25 = 32MB */
-#else
-#define KERNEL_INITIAL_ORDER	24	/* 1<<24 = 16MB */
-#endif
 #define KERNEL_INITIAL_SIZE	(1 << KERNEL_INITIAL_ORDER)
 
 #if CONFIG_PGTABLE_LEVELS == 3