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authorLinus Torvalds <torvalds@woody.linux-foundation.org>2007-03-22 19:42:42 -0700
committerLinus Torvalds <torvalds@woody.linux-foundation.org>2007-03-22 19:42:42 -0700
commit7f52a3afc4c02db75b3953fcbbb980abc86873a2 (patch)
tree7c771c73ee3cfa0bd3d8a9433462919da377ffa2 /include
parent4edc5db83f574dfcc8be35b7b96760ded543b360 (diff)
parent4f5fa2fb1259f506d20e8af447117ec3ec426a53 (diff)
downloadlinux-7f52a3afc4c02db75b3953fcbbb980abc86873a2.tar.bz2
Merge branch 'merge' of git://git.kernel.org/pub/scm/linux/kernel/git/paulus/powerpc
* 'merge' of git://git.kernel.org/pub/scm/linux/kernel/git/paulus/powerpc: [POWERPC] Bypass hcall stats until cpu features have run [POWERPC] Avoid hypervisor statistics calculation in real mode [POWERPC] Fix atomicity of TIF update in flush_thread()
Diffstat (limited to 'include')
-rw-r--r--include/asm-powerpc/hvcall.h14
1 files changed, 14 insertions, 0 deletions
diff --git a/include/asm-powerpc/hvcall.h b/include/asm-powerpc/hvcall.h
index 60977806d2f4..62efd9d7a43d 100644
--- a/include/asm-powerpc/hvcall.h
+++ b/include/asm-powerpc/hvcall.h
@@ -237,6 +237,20 @@ long plpar_hcall_norets(unsigned long opcode, ...);
long plpar_hcall(unsigned long opcode, unsigned long *retbuf, ...);
/**
+ * plpar_hcall_raw: - Make a hypervisor call without calculating hcall stats
+ * @opcode: The hypervisor call to make.
+ * @retbuf: Buffer to store up to 4 return arguments in.
+ *
+ * This call supports up to 6 arguments and 4 return arguments. Use
+ * PLPAR_HCALL_BUFSIZE to size the return argument buffer.
+ *
+ * Used when phyp interface needs to be called in real mode. Similar to
+ * plpar_hcall, but plpar_hcall_raw works in real mode and does not
+ * calculate hypervisor call statistics.
+ */
+long plpar_hcall_raw(unsigned long opcode, unsigned long *retbuf, ...);
+
+/**
* plpar_hcall9: - Make a pseries hypervisor call with up to 9 return arguments
* @opcode: The hypervisor call to make.
* @retbuf: Buffer to store up to 9 return arguments in.