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arch/um/kernel/um_arch.c: some small improvements
Make some small improvements for arch/um/kernel/um_arch.c. Signed-off-by: WANG Cong <xiyou.wangcong@gmail.com> Acked-by: Jeff Dike <jdike@addtoit.com> Signed-off-by: Andrew Morton <akpm@linux-foundation.org> Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
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@ -115,7 +115,7 @@ static int have_root __initdata = 0;
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/* Set in uml_mem_setup and modified in linux_main */
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long long physmem_size = 32 * 1024 * 1024;
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static char *usage_string =
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static const char *usage_string =
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"User Mode Linux v%s\n"
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" available at http://user-mode-linux.sourceforge.net/\n\n";
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@ -202,7 +202,7 @@ static void __init uml_checksetup(char *line, int *add)
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p = &__uml_setup_start;
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while (p < &__uml_setup_end) {
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int n;
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size_t n;
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n = strlen(p->str);
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if (!strncmp(line, p->str, n) && p->setup_func(line + n, add))
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@ -258,7 +258,8 @@ int __init linux_main(int argc, char **argv)
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{
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unsigned long avail, diff;
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unsigned long virtmem_size, max_physmem;
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unsigned int i, add;
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unsigned int i;
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int add;
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char * mode;
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for (i = 1; i < argc; i++) {
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