Re: [PATCH] likely cleanup: remove unlikely for kfree(NULL)

On Wed, 26 Apr 2006, Jörn Engel wrote:
> Still, if you could respin this with gcc 4.1 and post the numbers,
> Pekka, that would be quite interesting.

Inlining kfree the way I did doesn't pay off in 4.1 either.

   text    data     bss     dec     hex filename
24910301 6946478 2092332 33949111 20605b7 vmlinux-gcc-3.4.5
24934157 6946530 2092332 33973019 206631b vmlinux-inline-kfree-gcc-3.4.5
24171004 6484710 2090188 32745902 1f3a9ae vmlinux-gcc-4.1.0
24185925 6484722 2090188 32760835 1f3e403 vmlinux-inline-kfree-gcc-4.1.0

				Pekka
-
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] likely cleanup: remove unlikely for kfree(NULL)
    • From: Nick Piggin <[email protected]>

• References:
  • [PATCH] likely cleanup: remove unlikely for kfree(NULL)
    • From: Hua Zhong <[email protected]>
  • Re: [PATCH] likely cleanup: remove unlikely for kfree(NULL)
    • From: "Pekka Enberg" <[email protected]>
  • Re: [PATCH] likely cleanup: remove unlikely for kfree(NULL)
    • From: Arjan van de Ven <[email protected]>
  • Re: [PATCH] likely cleanup: remove unlikely for kfree(NULL)
    • From: Pekka J Enberg <[email protected]>
  • Re: [PATCH] likely cleanup: remove unlikely for kfree(NULL)
    • From: Arjan van de Ven <[email protected]>
  • Re: [PATCH] likely cleanup: remove unlikely for kfree(NULL)
    • From: Jörn Engel <[email protected]>
  • Re: [PATCH] likely cleanup: remove unlikely for kfree(NULL)
    • From: Arjan van de Ven <[email protected]>
  • Re: [PATCH] likely cleanup: remove unlikely for kfree(NULL)
    • From: Pekka J Enberg <[email protected]>
  • Re: [PATCH] likely cleanup: remove unlikely for kfree(NULL)
    • From: Arjan van de Ven <[email protected]>
  • Re: [PATCH] likely cleanup: remove unlikely for kfree(NULL)
    • From: Jörn Engel <[email protected]>

• Prev by Date: Re: C++ pushback
• Next by Date: Re: [PATCH] Handle CONFIG_LBD and CONFIG_LSF in one place
• Previous by thread: Re: [PATCH] likely cleanup: remove unlikely for kfree(NULL)
• Next by thread: Re: [PATCH] likely cleanup: remove unlikely for kfree(NULL)
• 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]