Re: [PATCH 0/5] fallocate system call

[Heiko Carstens]

On Thu, Apr 26, 2007 at 11:20:56PM +0530, Amit K. Arora wrote:
> Based on the discussion, this new patchset uses following as the
> interface for fallocate() system call:
> 
>  asmlinkage long sys_fallocate(int fd, int mode, loff_t offset, loff_t len)
> 
> It seems that only s390 architecture has a problem with such a layout of
> arguments in fallocate(). Thus for s390, we plan to have a wrapper
> (say, sys_s390_fallocate()) for the sys_fallocate(), which will get
> called by glibc when an application issues a fallocate() system call
> on s390. The s390 arch specific changes will be part of a separate
> patch (PATCH 2/5). It will be great if some s390 expert can verify the
> patch, since I have not been able to test it on s390 so far.

After long discussions where at least two possible implementations
were suggested that would work on _all_ architectures you chose one
which doesn't and causes extra effort.

> It was also noted that minor changes might be required to strace code
> to take care of "different arguments on s390" issue.

This is not limited to strace...

Besides that the s390 backend looks ok.
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