Linux kernel mirror (for testing)
git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git
kernel
os
linux
Merge branch 'x86-urgent-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip
Pull x86 boot fix from Peter Anvin:
"A single very small boot fix for very large memory systems (> 0.5T)"
* 'x86-urgent-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip:
x86/mm: Fix boot crash with DEBUG_PAGE_ALLOC=y and more than 512G RAM
+2
-2
+2
-2
arch/x86/mm/init.c
+2
-2
arch/x86/mm/init.c
···
78
78
return __va(pfn << PAGE_SHIFT);
79
79
}
80
80
81
-
/* need 4 4k for initial PMD_SIZE, 4k for 0-ISA_END_ADDRESS */
82
-
#define INIT_PGT_BUF_SIZE (5 * PAGE_SIZE)
81
+
/* need 3 4k for initial PMD_SIZE, 3 4k for 0-ISA_END_ADDRESS */
82
+
#define INIT_PGT_BUF_SIZE (6 * PAGE_SIZE)
83
83
RESERVE_BRK(early_pgt_alloc, INIT_PGT_BUF_SIZE);
84
84
void __init early_alloc_pgt_buf(void)
85
85
{