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author | Linus Torvalds <torvalds@woody.linux-foundation.org> | 2007-03-22 19:42:42 -0700 |
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committer | Linus Torvalds <torvalds@woody.linux-foundation.org> | 2007-03-22 19:42:42 -0700 |
commit | 7f52a3afc4c02db75b3953fcbbb980abc86873a2 (patch) | |
tree | 7c771c73ee3cfa0bd3d8a9433462919da377ffa2 /include | |
parent | 4edc5db83f574dfcc8be35b7b96760ded543b360 (diff) | |
parent | 4f5fa2fb1259f506d20e8af447117ec3ec426a53 (diff) | |
download | linux-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.h | 14 |
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. |