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authorLinus Torvalds <torvalds@g5.osdl.org>2006-08-03 12:50:20 -0700
committerLinus Torvalds <torvalds@g5.osdl.org>2006-08-03 12:50:20 -0700
commitc31ca59e25f82879644088c97fe9cffbaa292786 (patch)
treeeb1652fb3fe83d5aa2c943ec4e072ec6d775e424 /include/asm-ia64/pal.h
parentfd60ae404f104f12369e654af9cf03b1f1047661 (diff)
parente44e41d0c832ebbda7311a1fe43584d844026357 (diff)
Merge branch 'release' of git://git.kernel.org/pub/scm/linux/kernel/git/aegl/linux-2.6
* 'release' of git://git.kernel.org/pub/scm/linux/kernel/git/aegl/linux-2.6: [IA64] fix show_mem for VIRTUAL_MEM_MAP+FLATMEM [IA64] align high endpoint of VIRTUAL_MEM_MAP [PATCH] Fix RAID5 + IA64 compile [IA64] Don't alloc empty frame in ia64_switch_mode_phys [IA64] Do not assume output registers be reservered. [IA64] add platform check to snsc driver init [IA64] sparse cleanups [IA64] Fix breakage in simscsi.c [IA64] Format /proc/pal/*/version_info correctly
Diffstat (limited to 'include/asm-ia64/pal.h')
-rw-r--r--include/asm-ia64/pal.h7
1 files changed, 6 insertions, 1 deletions
diff --git a/include/asm-ia64/pal.h b/include/asm-ia64/pal.h
index 37e52a2836b..20a8d618c84 100644
--- a/include/asm-ia64/pal.h
+++ b/include/asm-ia64/pal.h
@@ -1433,7 +1433,12 @@ typedef union pal_version_u {
} pal_version_u_t;
-/* Return PAL version information */
+/*
+ * Return PAL version information. While the documentation states that
+ * PAL_VERSION can be called in either physical or virtual mode, some
+ * implementations only allow physical calls. We don't call it very often,
+ * so the overhead isn't worth eliminating.
+ */
static inline s64
ia64_pal_version (pal_version_u_t *pal_min_version, pal_version_u_t *pal_cur_version)
{