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File: [Development] / linux-2.6-xfs / arch / mips / lib / r3k_dump_tlb.c (download)

Revision 1.1, Wed Sep 12 17:09:56 2007 UTC (10 years, 1 month ago) by tes.longdrop.melbourne.sgi.com
Branch: MAIN
CVS Tags: HEAD 

Update 2.6.x-xfs to 2.6.23-rc4.

Also update fs/xfs with external mainline changes.
There were 12 such missing commits that I detected:

--------
commit ad690ef9e690f6c31f7d310b09ef1314bcec9033
Author: Al Viro <viro@ftp.linux.org.uk>
    xfs ioctl __user annotations

commit 20c2df83d25c6a95affe6157a4c9cac4cf5ffaac
Author: Paul Mundt <lethal@linux-sh.org>
    mm: Remove slab destructors from kmem_cache_create().

commit d0217ac04ca6591841e5665f518e38064f4e65bd
Author: Nick Piggin <npiggin@suse.de>
    mm: fault feedback #1

commit 54cb8821de07f2ffcd28c380ce9b93d5784b40d7
Author: Nick Piggin <npiggin@suse.de>
    mm: merge populate and nopage into fault (fixes nonlinear)

commit d00806b183152af6d24f46f0c33f14162ca1262a
Author: Nick Piggin <npiggin@suse.de>
    mm: fix fault vs invalidate race for linear mappings

commit a569425512253992cc64ebf8b6d00a62f986db3e
Author: Christoph Hellwig <hch@infradead.org>
    knfsd: exportfs: add exportfs.h header

commit 831441862956fffa17b9801db37e6ea1650b0f69
Author: Rafael J. Wysocki <rjw@sisk.pl>
    Freezer: make kernel threads nonfreezable by default

commit 8e1f936b73150f5095448a0fee6d4f30a1f9001d
Author: Rusty Russell <rusty@rustcorp.com.au>
    mm: clean up and kernelify shrinker registration

commit 5ffc4ef45b3b0a57872f631b4e4ceb8ace0d7496
Author: Jens Axboe <jens.axboe@oracle.com>
    sendfile: remove .sendfile from filesystems that use generic_file_sendfile()

commit 8bb7844286fb8c9fce6f65d8288aeb09d03a5e0d
Author: Rafael J. Wysocki <rjw@sisk.pl>
    Add suspend-related notifications for CPU hotplug

commit 59c51591a0ac7568824f541f57de967e88adaa07
Author: Michael Opdenacker <michael@free-electrons.com>
    Fix occurrences of "the the "

commit 0ceb331433e8aad9c5f441a965d7c681f8b9046f
Author: Dmitriy Monakhov <dmonakhov@openvz.org>
    mm: move common segment checks to separate helper function
--------
Merge of 2.6.x-xfs-melb:linux:29656b by kenmcd.

/*
 * Dump R3000 TLB for debugging purposes.
 *
 * Copyright (C) 1994, 1995 by Waldorf Electronics, written by Ralf Baechle.
 * Copyright (C) 1999 by Silicon Graphics, Inc.
 * Copyright (C) 1999 by Harald Koerfgen
 */
#include <linux/kernel.h>
#include <linux/mm.h>

#include <asm/mipsregs.h>
#include <asm/page.h>
#include <asm/pgtable.h>
#include <asm/tlbdebug.h>

extern int r3k_have_wired_reg;	/* defined in tlb-r3k.c */

static void dump_tlb(int first, int last)
{
	int	i;
	unsigned int asid;
	unsigned long entryhi, entrylo0;

	asid = read_c0_entryhi() & 0xfc0;

	for (i = first; i <= last; i++) {
		write_c0_index(i<<8);
		__asm__ __volatile__(
			".set\tnoreorder\n\t"
			"tlbr\n\t"
			"nop\n\t"
			".set\treorder");
		entryhi  = read_c0_entryhi();
		entrylo0 = read_c0_entrylo0();

		/* Unused entries have a virtual address of KSEG0.  */
		if ((entryhi & 0xffffe000) != 0x80000000
		    && (entryhi & 0xfc0) == asid) {
			/*
			 * Only print entries in use
			 */
			printk("Index: %2d ", i);

			printk("va=%08lx asid=%08lx"
			       "  [pa=%06lx n=%d d=%d v=%d g=%d]",
			       (entryhi & 0xffffe000),
			       entryhi & 0xfc0,
			       entrylo0 & PAGE_MASK,
			       (entrylo0 & (1 << 11)) ? 1 : 0,
			       (entrylo0 & (1 << 10)) ? 1 : 0,
			       (entrylo0 & (1 << 9)) ? 1 : 0,
			       (entrylo0 & (1 << 8)) ? 1 : 0);
		}
	}
	printk("\n");

	write_c0_entryhi(asid);
}

void dump_tlb_all(void)
{
	dump_tlb(0, current_cpu_data.tlbsize - 1);
}