From: Matthew Dobson <colpatch@us.ibm.com>
To: Paul Jackson <pj@sgi.com>
Cc: William Lee Irwin III <wli@holomorphy.com>,
LKML <linux-kernel@vger.kernel.org>
Subject: Re: [Patch 6/23] mask v2 - Replace cpumask_t with one using mask
Date: Fri, 02 Apr 2004 14:24:36 -0800 [thread overview]
Message-ID: <1080944675.9787.113.camel@arrakis> (raw)
In-Reply-To: <20040401131136.792495fa.pj@sgi.com>
[-- Attachment #1: Type: text/plain, Size: 613 bytes --]
On Thu, 2004-04-01 at 13:11, Paul Jackson wrote:
> Patch_6_of_23 - Rework cpumasks to use new mask ADT
> Removes many old include/asm-<arch> and asm-generic cpumask files
> Add intersects, subset, xor and andnot operators.
> Provides temporary emulators for obsolete const, promote, coerce
> Presents entire cpumask API clearly in single cpumask.h file
<snip>
> +#else /* !CONFIG_SMP */
> +
> +#define cpu_online_map cpumask_of_cpu(0)
> +#define cpu_possible_map cpumask_of_cpu(0)
I mentioned earlier that there's probably a better way to do this for
UP... What do you think about this?
-Matt
[-- Attachment #2: UP-cpu_online_map.patch --]
[-- Type: text/x-patch, Size: 691 bytes --]
diff -Nurp --exclude-from=/home/mcd/.dontdiff linux-2.6.4-pj_mask_v2/include/linux/cpumask.h linux-2.6.4-UP_online_map/include/linux/cpumask.h
--- linux-2.6.4-pj_mask_v2/include/linux/cpumask.h Fri Apr 2 14:03:21 2004
+++ linux-2.6.4-UP_online_map/include/linux/cpumask.h Fri Apr 2 14:13:54 2004
@@ -134,8 +134,12 @@ extern cpumask_t cpu_possible_map;
#else /* !CONFIG_SMP */
-#define cpu_online_map cpumask_of_cpu(0)
-#define cpu_possible_map cpumask_of_cpu(0)
+#define cpu_online_map \
+({ \
+ cpumask_t m = MASK_ALL1(NR_CPUS); \
+ m; \
+})
+#define cpu_possible_map cpu_online_map
#define num_online_cpus() 1
#define num_possible_cpus() 1
next prev parent reply other threads:[~2004-04-02 22:25 UTC|newest]
Thread overview: 49+ messages / expand[flat|nested] mbox.gz Atom feed top
2004-04-01 20:28 [Patch 0/23] mask v2 - Second version of mask, cpumask and nodemask consolidation Paul Jackson
2004-04-01 21:10 ` [Patch 1/23] mask v2 - Document bitmap.c bit model Paul Jackson
2004-04-01 21:10 ` [Patch 2/23] mask v2 - Tighten unused bitmap bit handling Paul Jackson
2004-04-01 21:11 ` [Patch 3/23] mask v2 - New bitmap operators Paul Jackson
2004-04-01 21:11 ` [Patch 4/23] mask v2 - two missing 'const' qualifiers Paul Jackson
2004-04-01 21:11 ` [Patch 5/23] mask v2 - Add new mask.h file Paul Jackson
2004-04-02 20:26 ` Matthew Dobson
2004-04-03 5:12 ` Paul Jackson
2004-04-01 21:11 ` [Patch 6/23] mask v2 - Replace cpumask_t with one using mask Paul Jackson
2004-04-02 22:24 ` Matthew Dobson [this message]
2004-04-02 23:35 ` Paul Jackson
2004-04-03 1:09 ` Matthew Dobson
2004-04-03 6:00 ` Paul Jackson
2004-04-04 5:57 ` Paul Jackson
2004-04-03 5:23 ` Paul Jackson
2004-04-01 21:11 ` [Patch 7/23] mask v2 - Remove i386 obsolete cpumask ops Paul Jackson
2004-04-01 21:11 ` [Patch 8/23] mask v2 - Remove ppc64 " Paul Jackson
2004-04-01 21:11 ` [Patch 9/23] mask v2 - Remove x86_64 " Paul Jackson
2004-04-01 21:12 ` [Patch 10/23] mask v2 - Remove obsolete cpumask emulation Paul Jackson
2004-04-01 21:12 ` [Patch 11/23] mask v2 - Add new nodemasks.h file Paul Jackson
2004-04-01 21:12 ` [Patch 12/23] mask v2 - [1/7] mmzone.h changes for nodemask Paul Jackson
2004-04-01 21:12 ` [Patch 13/23] mask v2 - [2/7] nodemask_t core changes Paul Jackson
2004-04-01 21:12 ` [Patch 14/23] mask v2 - [3/7] nodemask_t_i386_changes Paul Jackson
2004-04-01 21:12 ` [Patch 15/23] mask v2 - [4/7] nodemask_t_pp64_changes Paul Jackson
2004-04-01 21:12 ` [Patch 16/23] mask v2 - [5/7] nodemask_t_x86_64_changes Paul Jackson
2004-04-01 21:12 ` [Patch 17/23] mask v2 = [6/7] nodemask_t_ia64_changes Paul Jackson
2004-04-06 11:37 ` Paul Jackson
2004-04-07 5:55 ` Denis Vlasenko
2004-04-07 6:50 ` Paul Jackson
2004-04-07 7:44 ` Paul Jackson
2004-04-07 14:13 ` Nick Piggin
2004-04-07 14:44 ` Paul Jackson
2004-04-07 15:02 ` Nick Piggin
2004-04-07 15:21 ` Paul Jackson
2004-04-09 7:54 ` Denis Vlasenko
2004-04-09 17:53 ` Paul Jackson
2004-04-09 20:04 ` Denis Vlasenko
2004-04-10 2:54 ` Paul Jackson
2004-04-07 11:27 ` Paul Jackson
2004-04-09 18:54 ` Paul Jackson
2004-04-01 21:12 ` [Patch 18/23] mask v2 - [7/7] nodemask_t_other_arch_changes Paul Jackson
2004-04-01 21:12 ` [Patch 19/23] mask v2 - Simplify sparc64 cpumask loop code Paul Jackson
2004-04-01 21:12 ` [Patch 20/23] mask v2 - Optimize i386 cpumask macro usage Paul Jackson
2004-04-01 21:13 ` [Patch 21/23] mask v2 - Dyadic physids_complement() Paul Jackson
2004-04-01 21:13 ` [Patch 22/23] mask v2 - Fix cpumask in asm-x86_64/topology.h Paul Jackson
2004-04-01 21:13 ` [Patch 23/23] mask v2 - Cpumask tweak in kernel/sched.c Paul Jackson
2004-04-02 8:15 ` [Patch 24/23] mask v2 - Small system optimizations Paul Jackson
2004-04-04 5:56 ` Paul Jackson
2004-04-04 6:16 ` [Patch 24a/23] mask v2 - UP fix, faster mask_of_bit, MASK_ALL* names Paul Jackson
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