The patch titled
x86_64: kill 19000+ sparse warnings
has been added to the -mm tree. Its filename is
x86_64-kill-19000-sparse-warnings.patch
*** Remember to use Documentation/SubmitChecklist when testing your code ***
See http://www.zip.com.au/~akpm/linux/patches/stuff/added-to-mm.txt to find
out what to do about this
------------------------------------------------------
Subject: x86_64: kill 19000+ sparse warnings
From: Randy Dunlap <randy.dunlap@xxxxxxxxxx>
Eliminate 19439 (!!) sparse warnings like:
include/linux/mm.h:321:22: warning: constant 0xffff810000000000 is so big it is unsigned long
Eliminate 56 sparse warnings like:
arch/x86_64/kernel/setup.c:248:16: warning: constant 0xffffffff80000000 is so big it is unsigned long
Eliminate 5 sparse warnings like:
arch/x86_64/kernel/module.c:49:13: warning: constant 0xfffffffffff00000 is so big it is unsigned long
Eliminate 23 sparse warnings like:
arch/x86_64/mm/init.c:551:37: warning: constant 0xffffc20000000000 is so big it is unsigned long
Eliminate 6 sparse warnings like:
arch/x86_64/kernel/module.c:49:13: warning: constant 0xffffffff88000000 is so big it is unsigned long
Eliminate 23 sparse warnings like:
arch/x86_64/mm/init.c:552:6: warning: constant 0xffffe1ffffffffff is so big it is unsigned long
Eliminate 3 sparse warnings like:
arch/x86_64/kernel/e820.c:186:17: warning: constant 0x3fffffffffff is so big it is long
Signed-off-by: Randy Dunlap <randy.dunlap@xxxxxxxxxx>
Cc: Andi Kleen <ak@xxxxxxx>
Signed-off-by: Andrew Morton <akpm@xxxxxxxxxxxxxxxxxxxx>
---
include/asm-x86_64/page.h | 11 +++++++++++
include/asm-x86_64/pgtable.h | 9 +++++++++
2 files changed, 20 insertions(+)
diff -puN include/asm-x86_64/page.h~x86_64-kill-19000-sparse-warnings include/asm-x86_64/page.h
--- a/include/asm-x86_64/page.h~x86_64-kill-19000-sparse-warnings
+++ a/include/asm-x86_64/page.h
@@ -79,9 +79,16 @@ extern unsigned long phys_base;
#define __PHYSICAL_START CONFIG_PHYSICAL_START
#define __KERNEL_ALIGN 0x200000
+
+#ifdef __ASSEMBLY__
#define __START_KERNEL (__START_KERNEL_map + __PHYSICAL_START)
#define __START_KERNEL_map 0xffffffff80000000
#define __PAGE_OFFSET 0xffff810000000000
+#else
+#define __START_KERNEL (__START_KERNEL_map + __PHYSICAL_START)
+#define __START_KERNEL_map 0xffffffff80000000UL
+#define __PAGE_OFFSET 0xffff810000000000UL
+#endif
/* to align the pointer to the (next) page boundary */
#define PAGE_ALIGN(addr) (((addr)+PAGE_SIZE-1)&PAGE_MASK)
@@ -93,7 +100,11 @@ extern unsigned long phys_base;
#define __VIRTUAL_MASK ((_AC(1,UL) << __VIRTUAL_MASK_SHIFT) - 1)
#define KERNEL_TEXT_SIZE (40*1024*1024)
+#ifdef __ASSEMBLY__
#define KERNEL_TEXT_START 0xffffffff80000000
+#else
+#define KERNEL_TEXT_START 0xffffffff80000000UL
+#endif
#ifndef __ASSEMBLY__
diff -puN include/asm-x86_64/pgtable.h~x86_64-kill-19000-sparse-warnings include/asm-x86_64/pgtable.h
--- a/include/asm-x86_64/pgtable.h~x86_64-kill-19000-sparse-warnings
+++ a/include/asm-x86_64/pgtable.h
@@ -134,12 +134,21 @@ static inline pte_t ptep_get_and_clear_f
#define USER_PTRS_PER_PGD ((TASK_SIZE-1)/PGDIR_SIZE+1)
#define FIRST_USER_ADDRESS 0
+#ifdef __ASSEMBLY__
#define MAXMEM 0x3fffffffffff
#define VMALLOC_START 0xffffc20000000000
#define VMALLOC_END 0xffffe1ffffffffff
#define MODULES_VADDR 0xffffffff88000000
#define MODULES_END 0xfffffffffff00000
#define MODULES_LEN (MODULES_END - MODULES_VADDR)
+#else
+#define MAXMEM 0x3fffffffffffUL
+#define VMALLOC_START 0xffffc20000000000UL
+#define VMALLOC_END 0xffffe1ffffffffffUL
+#define MODULES_VADDR 0xffffffff88000000UL
+#define MODULES_END 0xfffffffffff00000UL
+#define MODULES_LEN (MODULES_END - MODULES_VADDR)
+#endif
#define _PAGE_BIT_PRESENT 0
#define _PAGE_BIT_RW 1
_
Patches currently in -mm which might be from randy.dunlap@xxxxxxxxxx are
git-acpi.patch
git-drm.patch
git-ieee1394.patch
git-kbuild.patch
romfs-printk-format-warnings.patch
git-netdev-all.patch
8250_pci-fix-pci-must_checks.patch
git-scsi-misc.patch
git-ipwireless_cs.patch
fix-mtrr-sections.patch
x86_64-kill-19000-sparse-warnings.patch
scripts-kernel-doc-whitespace-cleanup.patch
reiserfs-proc-support-requires-proc_fs.patch
kprobes-fix-sparse-null-warning.patch
header-cleaning-dont-include-smp_lockh-when-not-used.patch
expose-range-checking-functions-from-arch-specific.patch
expose-range-checking-functions-from-arch-specific-update.patch
expose-range-checking-functions-from-arch-specific-update-fix.patch
parport_serial-fix-pci-must_checks.patch
doc-kernel-parameters-use-x86-32-tag-instead-of-ia-32.patch
kernel-doc-handle-arrays-with-arithmetic-expressions-as.patch
generate-main-index-page-when-building-htmldocs.patch
alphabetically-sorted-entries-in.patch
kernel-doc-html-mode-struct-highlights.patch
taskstats-fix-getdelays-usage-information.patch
introduce-a-handy-list_first_entry-macro-v2.patch
add-pci_try_set_mwi.patch
some-grammatical-fixups-and-additions-to-atomich-kernel-doc.patch
s3fb-fix-pci-must_checks.patch
profile-likely-unlikely-macros.patch
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