Re: [PATCH] introduce kernel_execve function to replace __KERNEL_SYSCALLS__

On 2006.08.20 13:32:39 -0500, Chase Venters wrote:
> On Sunday 20 August 2006 13:25, Andrew Morton wrote:
> > On Sun, 20 Aug 2006 12:36:49 -0500
> >
> > Chase Venters <[email protected]> wrote:
> > > Unless 'errno' has some significant reason to live on in the kernel, I
> > > think it would be better to kill it and write kernel syscall macros that
> > > don't muck with it.
> >
> > We have been working in that direction.  It's certainly something we'd like
> > to kill off.
> 
> Perhaps Arnd's patch is a good step in that direction then. A secondary 
> suggestion is to put a big comment there that explains "Yes, we know this is 
> ugly, it's going to die soon."
> 
> I'd also consider going so far as just returning -1 if we failed, since we 
> can't quite trust errno anyway.

Could we rename __syscall_return to IS_SYS_ERR (or whatever) and force
kernel syscall users to do the check? That way we could eliminate errno
and still provide the real error code to the code using the syscall.

Björn
-
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/

---

• Follow-Ups:
  • Re: [PATCH] introduce kernel_execve function to replace __KERNEL_SYSCALLS__
    • From: Arjan van de Ven <[email protected]>

• References:
  • [PATCH] Return real errno from execve in ____call_usermodehelper
    • From: Björn Steinbrink <[email protected]>
  • Re: [PATCH] introduce kernel_execve function to replace __KERNEL_SYSCALLS__
    • From: Chase Venters <[email protected]>
  • Re: [PATCH] introduce kernel_execve function to replace __KERNEL_SYSCALLS__
    • From: Andrew Morton <[email protected]>
  • Re: [PATCH] introduce kernel_execve function to replace __KERNEL_SYSCALLS__
    • From: Chase Venters <[email protected]>

• Prev by Date: Re: [PATCH] getsockopt() early argument sanity checking
• Next by Date: Re: [PATCH] getsockopt() early argument sanity checking
• Previous by thread: Re: [PATCH] introduce kernel_execve function to replace __KERNEL_SYSCALLS__
• Next by thread: Re: [PATCH] introduce kernel_execve function to replace __KERNEL_SYSCALLS__
• 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]