Re: [PATCH] bsg : Add support for io vectors in bsg

2008-01-14 Thread Pete Wyckoff
[EMAIL PROTECTED] wrote on Fri, 11 Jan 2008 19:16 -0500: > James Bottomley wrote: >> On Thu, 2008-01-10 at 16:46 -0500, Pete Wyckoff wrote: >>> [EMAIL PROTECTED] wrote on Thu, 10 Jan 2008 14:55 -0600: On Thu, 2008-01-10 at 15:43 -0500, Pete Wyckoff wrote: > [EMAIL PROTECTED] wrote on Wed,

Re: [PATCH] bsg : Add support for io vectors in bsg

2008-01-11 Thread Douglas Gilbert
James Bottomley wrote: On Thu, 2008-01-10 at 16:46 -0500, Pete Wyckoff wrote: [EMAIL PROTECTED] wrote on Thu, 10 Jan 2008 14:55 -0600: On Thu, 2008-01-10 at 15:43 -0500, Pete Wyckoff wrote: [EMAIL PROTECTED] wrote on Wed, 09 Jan 2008 09:11 +0900: On Tue, 8 Jan 2008 17:09:18 -0500 Pete Wyckoff

Re: [PATCH] bsg : Add support for io vectors in bsg

2008-01-10 Thread FUJITA Tomonori
On Thu, 10 Jan 2008 16:46:05 -0500 Pete Wyckoff <[EMAIL PROTECTED]> wrote: > Is there another async I/O mechanism? Userspace builds the CDBs, > just needs some way to drop them in SCSI ML. BSG is almost perfect > for this, but doesn't do iovec, leading to lots of memcpy. syslets? - To unsubscri

Re: [PATCH] bsg : Add support for io vectors in bsg

2008-01-10 Thread Mark Rustad
On Jan 10, 2008, at 3:46 PM, Pete Wyckoff wrote: I'm fine with read/write, except Tomo is against handling iovecs because of the compat complexity with struct iovec being different on 32- vs 64-bit. There is a standard way to do "compat" ioctl that hides this handling in a different file (not b

Re: [PATCH] bsg : Add support for io vectors in bsg

2008-01-10 Thread James Bottomley
On Thu, 2008-01-10 at 16:46 -0500, Pete Wyckoff wrote: > [EMAIL PROTECTED] wrote on Thu, 10 Jan 2008 14:55 -0600: > > On Thu, 2008-01-10 at 15:43 -0500, Pete Wyckoff wrote: > > > [EMAIL PROTECTED] wrote on Wed, 09 Jan 2008 09:11 +0900: > > > > On Tue, 8 Jan 2008 17:09:18 -0500 > > > > Pete Wyckoff

Re: [PATCH] bsg : Add support for io vectors in bsg

2008-01-10 Thread Pete Wyckoff
[EMAIL PROTECTED] wrote on Thu, 10 Jan 2008 14:55 -0600: > On Thu, 2008-01-10 at 15:43 -0500, Pete Wyckoff wrote: > > [EMAIL PROTECTED] wrote on Wed, 09 Jan 2008 09:11 +0900: > > > On Tue, 8 Jan 2008 17:09:18 -0500 > > > Pete Wyckoff <[EMAIL PROTECTED]> wrote: > > > > I took another look at the com

Re: [PATCH] bsg : Add support for io vectors in bsg

2008-01-10 Thread James Bottomley
On Thu, 2008-01-10 at 15:43 -0500, Pete Wyckoff wrote: > [EMAIL PROTECTED] wrote on Wed, 09 Jan 2008 09:11 +0900: > > On Tue, 8 Jan 2008 17:09:18 -0500 > > Pete Wyckoff <[EMAIL PROTECTED]> wrote: > > > I took another look at the compat approach, to see if it is feasible > > > to keep the compat ha

Re: [PATCH] bsg : Add support for io vectors in bsg

2008-01-10 Thread Pete Wyckoff
[EMAIL PROTECTED] wrote on Wed, 09 Jan 2008 09:11 +0900: > On Tue, 8 Jan 2008 17:09:18 -0500 > Pete Wyckoff <[EMAIL PROTECTED]> wrote: > > I took another look at the compat approach, to see if it is feasible > > to keep the compat handling somewhere else, without the use of #ifdef > > CONFIG_COMPAT

Re: [PATCH] bsg : Add support for io vectors in bsg

2008-01-08 Thread FUJITA Tomonori
On Tue, 8 Jan 2008 17:09:18 -0500 Pete Wyckoff <[EMAIL PROTECTED]> wrote: > [EMAIL PROTECTED] wrote on Sat, 05 Jan 2008 14:01 +0900: > > From: Deepak Colluru <[EMAIL PROTECTED]> > > Subject: [PATCH] bsg : Add support for io vectors in bsg > > Date: Fr

Re: [PATCH] bsg : Add support for io vectors in bsg

2008-01-08 Thread Pete Wyckoff
[EMAIL PROTECTED] wrote on Sat, 05 Jan 2008 14:01 +0900: > From: Deepak Colluru <[EMAIL PROTECTED]> > Subject: [PATCH] bsg : Add support for io vectors in bsg > Date: Fri, 4 Jan 2008 21:47:34 +0530 (IST) > > > From: Deepak Colluru <[EMAIL PROTECTED]> > > &

Re: [PATCH] bsg : Add support for io vectors in bsg

2008-01-04 Thread FUJITA Tomonori
From: Deepak Colluru <[EMAIL PROTECTED]> Subject: [PATCH] bsg : Add support for io vectors in bsg Date: Fri, 4 Jan 2008 21:47:34 +0530 (IST) > From: Deepak Colluru <[EMAIL PROTECTED]> > > Add support for io vectors in bsg. > > Signed-off-by: Deepak Colluru <[EMA

[PATCH] bsg : Add support for io vectors in bsg

2008-01-04 Thread Deepak Colluru
From: Deepak Colluru <[EMAIL PROTECTED]> Add support for io vectors in bsg. Signed-off-by: Deepak Colluru <[EMAIL PROTECTED]> --- bsg.c | 52 +--- 1 file changed, 49 insertions(+), 3 deletions(-) diff --git a/block/bsg.c b/block/bsg.c index 8e1