2.5.52 a/arch/i386/mm/init.c

From: Pavel Machek (pavel@ucw.cz)
Date: Wed Dec 18 2002 - 16:50:15 EST

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Hi!

In 2.5.52:

Looks suspect to me... Is it okay to do one_md_table_init, then just
discard the result? Why this change?
Pavel

--- a/arch/i386/mm/init.c Sun Dec 15 18:08:30 2002
+++ b/arch/i386/mm/init.c Sun Dec 15 18:08:30 2002
@@ -134,8 +134,10 @@
pgd = pgd_base + pgd_ofs;
pfn = 0;

- for (; pgd_ofs < PTRS_PER_PGD && pfn < max_low_pfn; pgd++,
pgd_ofs++) {
+ for (; pgd_ofs < PTRS_PER_PGD; pgd++, pgd_ofs++) {
                pmd = one_md_table_init(pgd);
+ if (pfn >= max_low_pfn)
+ continue;
                for (pmd_ofs = 0; pmd_ofs < PTRS_PER_PMD && pfn <
max_low_pfn; pmd++, pmd_ofs++) {
                        /* Map with big pages if possible, otherwise
create normal page tables. */
                        if (cpu_has_pse) {

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