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[PATCH] initrd: remove unused false condition for initrd_start 

After LOADER_TYPE && INITRD_START are true, the short if-condition
for INITRD_START can never be false.

Remove unused code from the else condition.

Signed-off-by: Henry Nestler <henry.ne@arcor.de>
Signed-off-by: Andrew Morton <akpm@osdl.org>
Signed-off-by: Linus Torvalds <torvalds@osdl.org>
This commit is contained in:
Henry Nestler 2006-12-06 20:37:45 -08:00 committed by Linus Torvalds
parent 319e799abb
commit 19e5d9c0d2
7 changed files with 7 additions and 16 deletions
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2
arch/frv/kernel/setup.c
View File

@ -947,7 +947,7 @@ static void __init setup_linux_memory(void)
if (LOADER_TYPE && INITRD_START) {
if (INITRD_START + INITRD_SIZE <= (low_top_pfn << PAGE_SHIFT)) {
reserve_bootmem(INITRD_START, INITRD_SIZE);
initrd_start = INITRD_START ? INITRD_START + PAGE_OFFSET : 0;
initrd_start = INITRD_START + PAGE_OFFSET;
initrd_end = initrd_start + INITRD_SIZE;
}
else {

3
arch/i386/kernel/setup.c
View File

@ -1162,8 +1162,7 @@ void __init setup_bootmem_allocator(void)
if (LOADER_TYPE && INITRD_START) {
if (INITRD_START + INITRD_SIZE <= (max_low_pfn << PAGE_SHIFT)) {
reserve_bootmem(INITRD_START, INITRD_SIZE);
initrd_start =
INITRD_START ? INITRD_START + PAGE_OFFSET : 0;
initrd_start = INITRD_START + PAGE_OFFSET;
initrd_end = initrd_start+INITRD_SIZE;
}
else {

4
arch/m32r/kernel/setup.c
View File

@ -196,9 +196,7 @@ static unsigned long __init setup_memory(void)
if (LOADER_TYPE && INITRD_START) {
if (INITRD_START + INITRD_SIZE <= (max_low_pfn << PAGE_SHIFT)) {
reserve_bootmem(INITRD_START, INITRD_SIZE);
initrd_start = INITRD_START ?
INITRD_START + PAGE_OFFSET : 0;
initrd_start = INITRD_START + PAGE_OFFSET;
initrd_end = initrd_start + INITRD_SIZE;
printk("initrd:start[%08lx],size[%08lx]\n",
initrd_start, INITRD_SIZE);

4
arch/m32r/mm/discontig.c
View File

@ -105,9 +105,7 @@ unsigned long __init setup_memory(void)
if (INITRD_START + INITRD_SIZE <= PFN_PHYS(max_low_pfn)) {
reserve_bootmem_node(NODE_DATA(0), INITRD_START,
INITRD_SIZE);
initrd_start = INITRD_START ?
INITRD_START + PAGE_OFFSET : 0;
initrd_start = INITRD_START + PAGE_OFFSET;
initrd_end = initrd_start + INITRD_SIZE;
printk("initrd:start[%08lx],size[%08lx]\n",
initrd_start, INITRD_SIZE);

3
arch/sh/kernel/setup.c
View File

@ -332,8 +332,7 @@ void __init setup_arch(char **cmdline_p)
if (LOADER_TYPE && INITRD_START) {
if (INITRD_START + INITRD_SIZE <= (max_low_pfn << PAGE_SHIFT)) {
reserve_bootmem_node(NODE_DATA(0), INITRD_START+__MEMORY_START, INITRD_SIZE);
initrd_start =
INITRD_START ? INITRD_START + PAGE_OFFSET + __MEMORY_START : 0;
initrd_start = INITRD_START + PAGE_OFFSET + __MEMORY_START;
initrd_end = initrd_start + INITRD_SIZE;
} else {
printk("initrd extends beyond end of memory "

4
arch/sh64/kernel/setup.c
View File

@ -243,9 +243,7 @@ void __init setup_arch(char **cmdline_p)
if (INITRD_START + INITRD_SIZE <= (PFN_PHYS(last_pfn))) {
reserve_bootmem_node(NODE_DATA(0), INITRD_START + __MEMORY_START, INITRD_SIZE);
initrd_start =
(long) INITRD_START ? INITRD_START + PAGE_OFFSET + __MEMORY_START : 0;
initrd_start = (long) INITRD_START + PAGE_OFFSET + __MEMORY_START;
initrd_end = initrd_start + INITRD_SIZE;
} else {
printk("initrd extends beyond end of memory "

3
arch/x86_64/kernel/setup.c
View File

@ -471,8 +471,7 @@ void __init setup_arch(char **cmdline_p)
if (LOADER_TYPE && INITRD_START) {
if (INITRD_START + INITRD_SIZE <= (end_pfn << PAGE_SHIFT)) {
reserve_bootmem_generic(INITRD_START, INITRD_SIZE);
initrd_start =
INITRD_START ? INITRD_START + PAGE_OFFSET : 0;
initrd_start = INITRD_START + PAGE_OFFSET;
initrd_end = initrd_start+INITRD_SIZE;
}
else {