Messages in this thread Patch in this message | | | Date | Sun, 11 Dec 2005 15:12:17 +0100 | From | Ingo Molnar <> | Subject | [patch -mm] fix SLOB on x64 |
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this patch fixes 32-bitness bugs in mm/slob.c. Successfully booted x64 with SLOB enabled. (i have switched the PREEMPT_RT feature to use the SLOB allocator exclusively, so it must work on all platforms)
Signed-off-by: Ingo Molnar <mingo@elte.hu>
Index: linux/mm/slob.c =================================================================== --- linux.orig/mm/slob.c +++ linux/mm/slob.c @@ -198,7 +198,7 @@ void kfree(const void *block) if (!block) return; - if (!((unsigned int)block & (PAGE_SIZE-1))) { + if (!((unsigned long)block & (PAGE_SIZE-1))) { /* might be on the big block list */ spin_lock_irqsave(&block_lock, flags); for (bb = bigblocks; bb; last = &bb->next, bb = bb->next) { @@ -227,7 +227,7 @@ unsigned int ksize(const void *block) if (!block) return 0; - if (!((unsigned int)block & (PAGE_SIZE-1))) { + if (!((unsigned long)block & (PAGE_SIZE-1))) { spin_lock_irqsave(&block_lock, flags); for (bb = bigblocks; bb; bb = bb->next) if (bb->pages == block) { @@ -326,7 +326,7 @@ void kmem_cache_init(void) void *p = slob_alloc(PAGE_SIZE, 0, PAGE_SIZE-1); if (p) - free_page((unsigned int)p); + free_page((unsigned long)p); mod_timer(&slob_timer, jiffies + HZ); } - To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/
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