diff options
| author | Jack Steiner <steiner@sgi.com> | 2009-06-17 16:28:32 -0700 |
|---|---|---|
| committer | Linus Torvalds <torvalds@linux-foundation.org> | 2009-06-18 13:04:03 -0700 |
| commit | 92b39388eeb45326feb0fa8bd69dbbce66c9efbf (patch) | |
| tree | f39193cc5341dfd4ed3b807f9f802c4575822a29 /drivers/misc/sgi-gru/grulib.h | |
| parent | 9f2501142bd3c496afa7efdf18583aab56fe3134 (diff) | |
| download | op-kernel-dev-92b39388eeb45326feb0fa8bd69dbbce66c9efbf.zip op-kernel-dev-92b39388eeb45326feb0fa8bd69dbbce66c9efbf.tar.gz | |
gru: generic infrastructure for context options
Change the user GRU request for specifying the "task_slice" option to use
a generic infrastructure that can be expanded in the future to include
additional context options. No new capabilities are added with this
patch.
Signed-off-by: Jack Steiner <steiner@sgi.com>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
Diffstat (limited to 'drivers/misc/sgi-gru/grulib.h')
| -rw-r--r-- | drivers/misc/sgi-gru/grulib.h | 14 |
1 files changed, 12 insertions, 2 deletions
diff --git a/drivers/misc/sgi-gru/grulib.h b/drivers/misc/sgi-gru/grulib.h index 8ed6acb..8615b90 100644 --- a/drivers/misc/sgi-gru/grulib.h +++ b/drivers/misc/sgi-gru/grulib.h @@ -32,8 +32,8 @@ /* Set Number of Request Blocks */ #define GRU_CREATE_CONTEXT _IOWR(GRU_IOCTL_NUM, 1, void *) -/* Register task as using the slice */ -#define GRU_SET_TASK_SLICE _IOWR(GRU_IOCTL_NUM, 5, void *) +/* Set Context Options */ +#define GRU_SET_CONTEXT_OPTION _IOWR(GRU_IOCTL_NUM, 4, void *) /* Fetch exception detail */ #define GRU_USER_GET_EXCEPTION_DETAIL _IOWR(GRU_IOCTL_NUM, 6, void *) @@ -96,6 +96,16 @@ struct gru_unload_context_req { }; /* + * Structure used to set context options + */ +enum {sco_gseg_owner}; +struct gru_set_context_option_req { + unsigned long gseg; + int op; + unsigned long val1; +}; + +/* * Structure used to pass TLB flush parameters to the driver */ struct gru_flush_tlb_req { |
