Messages in this thread | | | Date | Tue, 22 Jun 2004 13:47:38 -0700 | From | "David S. Miller" <> | Subject | Re: [profile]: [21/23] use atomic_t for prof_buffer |
| |
On Tue, 22 Jun 2004 13:16:54 -0700 William Lee Irwin III <wli@holomorphy.com> wrote:
> On Tue, 22 Jun 2004 08:17:55 -0700 William Lee Irwin III <wli@holomorphy.com> wrote: > >> Convert prof_buffer to an array of atomic_t's. > > On Tue, Jun 22, 2004 at 01:01:16PM -0700, David S. Miller wrote: > > Part of a data type exported to userspace, is it not? > > Thus, is it really valid to change it like this? > > They're copied raw to userspace now and casted to atomic_t for all > modifications except for sparc32, arm, h8300, m68k, and m68knommu, > where it's still equivalent (the atomic operations just do normal > arithmetic under hashed locks or with ll/sc or other easily zennable > asm), so there is no change. Or did I miss an arch?
That sets my mind at ease, looks good. - To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/
| |