https://github.com/torvalds/linux
Revision d61fa8cbf3da85ffca6620f261354941c126ee23 authored by Dave Chinner on 19 November 2018, 21:31:07 UTC, committed by Darrick J. Wong on 20 November 2018, 18:35:05 UTC
Useless: xfs_buf_get_uncached: dev 253:32 bno 0xffffffffffffffff nblks 0x1 ... xfs_buf_unlock: dev 253:32 bno 0xffffffffffffffff nblks 0x1 ... xfs_buf_submit: dev 253:32 bno 0xffffffffffffffff nblks 0x1 ... xfs_buf_hold: dev 253:32 bno 0xffffffffffffffff nblks 0x1 ... xfs_buf_iowait: dev 253:32 bno 0xffffffffffffffff nblks 0x1 ... xfs_buf_iodone: dev 253:32 bno 0xffffffffffffffff nblks 0x1 ... xfs_buf_iowait_done: dev 253:32 bno 0xffffffffffffffff nblks 0x1 ... xfs_buf_rele: dev 253:32 bno 0xffffffffffffffff nblks 0x1 ... Useful: xfs_buf_get_uncached: dev 253:32 bno 0xffffffffffffffff nblks 0x1 ... xfs_buf_unlock: dev 253:32 bno 0xffffffffffffffff nblks 0x1 ... xfs_buf_submit: dev 253:32 bno 0x200b5 nblks 0x1 ... xfs_buf_hold: dev 253:32 bno 0x200b5 nblks 0x1 ... xfs_buf_iowait: dev 253:32 bno 0x200b5 nblks 0x1 ... xfs_buf_iodone: dev 253:32 bno 0x200b5 nblks 0x1 ... xfs_buf_iowait_done: dev 253:32 bno 0x200b5 nblks 0x1 ... xfs_buf_rele: dev 253:32 bno 0x200b5 nblks 0x1 ... Signed-off-by: Dave Chinner <dchinner@redhat.com> Reviewed-by: Christoph Hellwig <hch@lst.de> Reviewed-by: Darrick J. Wong <darrick.wong@oracle.com> Signed-off-by: Darrick J. Wong <darrick.wong@oracle.com>
1 parent da034bc
Tip revision: d61fa8cbf3da85ffca6620f261354941c126ee23 authored by Dave Chinner on 19 November 2018, 21:31:07 UTC
xfs: uncached buffer tracing needs to print bno
xfs: uncached buffer tracing needs to print bno
Tip revision: d61fa8c
check_signature.c
// SPDX-License-Identifier: GPL-2.0
#include <linux/io.h>
#include <linux/export.h>
/**
* check_signature - find BIOS signatures
* @io_addr: mmio address to check
* @signature: signature block
* @length: length of signature
*
* Perform a signature comparison with the mmio address io_addr. This
* address should have been obtained by ioremap.
* Returns 1 on a match.
*/
int check_signature(const volatile void __iomem *io_addr,
const unsigned char *signature, int length)
{
while (length--) {
if (readb(io_addr) != *signature)
return 0;
io_addr++;
signature++;
}
return 1;
}
EXPORT_SYMBOL(check_signature);
Computing file changes ...
