Re: [dm-devel] Re: [RFD] BIO_RW_BARRIER - what it means for devices, filesystems, and dm/md.

On Thu, May 31, 2007 at 10:46:04AM +1000, Neil Brown wrote:
> What if the truth changes (as can happen with md or dm)?

You get notified in endio() that the barrier had to be emulated?
 
Alasdair
-- 
[email protected]
-
To unsubscribe from this list: send the line "unsubscribe linux-kernel" in
the body of a message to [email protected]
More majordomo info at  http://vger.kernel.org/majordomo-info.html
Please read the FAQ at  http://www.tux.org/lkml/

References:
- [RFD] BIO_RW_BARRIER - what it means for devices, filesystems, and dm/md.
  - From: Neil Brown <[email protected]>
- Re: [RFD] BIO_RW_BARRIER - what it means for devices, filesystems, and dm/md.
  - From: Neil Brown <[email protected]>
- Re: [RFD] BIO_RW_BARRIER - what it means for devices, filesystems, and dm/md.
  - From: David Chinner <[email protected]>
- Re: [RFD] BIO_RW_BARRIER - what it means for devices, filesystems, and dm/md.
  - From: Neil Brown <[email protected]>
- Re: [RFD] BIO_RW_BARRIER - what it means for devices, filesystems, and dm/md.
  - From: David Chinner <[email protected]>
- Re: [RFD] BIO_RW_BARRIER - what it means for devices, filesystems, and dm/md.
  - From: Neil Brown <[email protected]>

Prev by Date: Re: Case: 7454422: Re: Kernel 2.6.21.3 does not work with 8GB of RAM on Intel 965WH motherboards. (FULL DMESG)
Next by Date: section mismatches
Previous by thread: Re: [RFD] BIO_RW_BARRIER - what it means for devices, filesystems, and dm/md.
Next by thread: Re: [dm-devel] Re: [RFD] BIO_RW_BARRIER - what it means for devices, filesystems, and dm/md.
Index(es):
- Date
- Thread

[Index of Archives] [Kernel Newbies] [Netfilter] [Bugtraq] [Photo] [Stuff] [Gimp] [Yosemite News] [MIPS Linux] [ARM Linux] [Linux Security] [Linux RAID] [Video 4 Linux] [Linux for the blind] [Linux Resources]