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authorJens Axboe <axboe@fb.com>2015-10-09 10:08:39 -0600
committerJens Axboe <axboe@fb.com>2015-10-09 10:08:39 -0600
commitfd48ca384960c831d4fae4636282e422e140ca7c (patch)
treecfa3b992c3f589073aed67d46d13404f63a97283 /arch/mips/kernel/setup.c
parentfs: direct-io: don't dirtying pages for ITER_BVEC/ITER_KVEC direct read (diff)
parentLinux 4.3-rc4 (diff)
Merge tag 'v4.3-rc4' into for-4.4/core
Linux 4.3-rc4 Pulling in v4.3-rc4 to avoid conflicts with NVMe fixes that have gone in since for-4.4/core was based.
Diffstat (limited to 'arch/mips/kernel/setup.c')
-rw-r--r--arch/mips/kernel/setup.c10
1 files changed, 9 insertions, 1 deletions
diff --git a/arch/mips/kernel/setup.c b/arch/mips/kernel/setup.c
index 35b8316002f8..479515109e5b 100644
--- a/arch/mips/kernel/setup.c
+++ b/arch/mips/kernel/setup.c
@@ -338,7 +338,7 @@ static void __init bootmem_init(void)
if (end <= reserved_end)
continue;
#ifdef CONFIG_BLK_DEV_INITRD
- /* mapstart should be after initrd_end */
+ /* Skip zones before initrd and initrd itself */
if (initrd_end && end <= (unsigned long)PFN_UP(__pa(initrd_end)))
continue;
#endif
@@ -371,6 +371,14 @@ static void __init bootmem_init(void)
max_low_pfn = PFN_DOWN(HIGHMEM_START);
}
+#ifdef CONFIG_BLK_DEV_INITRD
+ /*
+ * mapstart should be after initrd_end
+ */
+ if (initrd_end)
+ mapstart = max(mapstart, (unsigned long)PFN_UP(__pa(initrd_end)));
+#endif
+
/*
* Initialize the boot-time allocator with low memory only.
*/