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sgi-gru: support multiple pagesizes in GRU

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Add multiple pagesize support to the GRU driver.

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>
This commit is contained in:
Jack Steiner
2009-04-02 16:59:12 -07:00
committed by Linus Torvalds
parent 27ca8a7b2b
commit 7b8274e93f
6 changed files with 35 additions and 38 deletions
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3
drivers/misc/sgi-gru/grutables.h
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@@ -361,6 +361,7 @@ struct gru_thread_state {
long ts_user_options;/* misc user option flags */
pid_t ts_tgid_owner; /* task that is using the
context - for migration */
unsigned short ts_sizeavail; /* Pagesizes in use */
int ts_tsid; /* thread that owns the
structure */
int ts_tlb_int_select;/* target cpu if interrupts
@@ -374,6 +375,7 @@ struct gru_thread_state {
required for contest */
char ts_blade; /* If >= 0, migrate context if
ref from diferent blade */
char ts_force_cch_reload;
char ts_force_unload;/* force context to be unloaded
after migration */
char ts_cbr_idx[GRU_CBR_AU];/* CBR numbers of each
@@ -597,6 +599,7 @@ extern struct gru_thread_state *gru_find_thread_state(struct vm_area_struct
extern struct gru_thread_state *gru_alloc_thread_state(struct vm_area_struct
*vma, int tsid);
extern void gru_unload_context(struct gru_thread_state *gts, int savestate);
extern int gru_update_cch(struct gru_thread_state *gts, int force_unload);
extern void gts_drop(struct gru_thread_state *gts);
extern void gru_tgh_flush_init(struct gru_state *gru);
extern int gru_kservices_init(struct gru_state *gru);