The patch titled
gru: allow users to specify gru chiplet 1
has been removed from the -mm tree. Its filename was
gru-allow-users-to-specify-gru-chiplet-1.patch
This patch was dropped because it was merged into mainline or a subsystem tree
The current -mm tree may be found at http://userweb.kernel.org/~akpm/mmotm/
------------------------------------------------------
Subject: gru: allow users to specify gru chiplet 1
From: Jack Steiner <steiner@xxxxxxx>
Add table & user request infrastructure that is needed to allow users to
specify the blade and chiplet for allocation of GRU contexts. Use of this
information is in a subsequent patch.
Signed-off-by: Jack Steiner <steiner@xxxxxxx>
Signed-off-by: Andrew Morton <akpm@xxxxxxxxxxxxxxxxxxxx>
---
drivers/misc/sgi-gru/grufault.c | 10 ++++++++++
drivers/misc/sgi-gru/grulib.h | 5 +++--
drivers/misc/sgi-gru/grumain.c | 2 ++
drivers/misc/sgi-gru/grutables.h | 2 ++
4 files changed, 17 insertions(+), 2 deletions(-)
diff -puN drivers/misc/sgi-gru/grufault.c~gru-allow-users-to-specify-gru-chiplet-1 drivers/misc/sgi-gru/grufault.c
--- a/drivers/misc/sgi-gru/grufault.c~gru-allow-users-to-specify-gru-chiplet-1
+++ a/drivers/misc/sgi-gru/grufault.c
@@ -763,6 +763,16 @@ int gru_set_context_option(unsigned long
return -EINVAL;
switch (req.op) {
+ case sco_blade_chiplet:
+ /* Select blade/chiplet for GRU context */
+ if (req.val1 < -1 || req.val1 >= GRU_MAX_BLADES || !gru_base[req.val1] ||
+ req.val0 < -1 || req.val0 >= GRU_CHIPLETS_PER_HUB) {
+ ret = -EINVAL;
+ } else {
+ gts->ts_user_blade_id = req.val1;
+ gts->ts_user_chiplet_id = req.val0;
+ }
+ break;
case sco_gseg_owner:
/* Register the current task as the GSEG owner */
gts->ts_tgid_owner = current->tgid;
diff -puN drivers/misc/sgi-gru/grulib.h~gru-allow-users-to-specify-gru-chiplet-1 drivers/misc/sgi-gru/grulib.h
--- a/drivers/misc/sgi-gru/grulib.h~gru-allow-users-to-specify-gru-chiplet-1
+++ a/drivers/misc/sgi-gru/grulib.h
@@ -98,11 +98,12 @@ struct gru_unload_context_req {
/*
* Structure used to set context options
*/
-enum {sco_gseg_owner, sco_cch_req_slice};
+enum {sco_gseg_owner, sco_cch_req_slice, sco_blade_chiplet};
struct gru_set_context_option_req {
unsigned long gseg;
int op;
- unsigned long val1;
+ int val0;
+ long val1;
};
/*
diff -puN drivers/misc/sgi-gru/grumain.c~gru-allow-users-to-specify-gru-chiplet-1 drivers/misc/sgi-gru/grumain.c
--- a/drivers/misc/sgi-gru/grumain.c~gru-allow-users-to-specify-gru-chiplet-1
+++ a/drivers/misc/sgi-gru/grumain.c
@@ -328,6 +328,8 @@ struct gru_thread_state *gru_alloc_gts(s
gts->ts_cbr_au_count = cbr_au_count;
gts->ts_dsr_au_count = dsr_au_count;
gts->ts_user_options = options;
+ gts->ts_user_blade_id = -1;
+ gts->ts_user_chiplet_id = -1;
gts->ts_tsid = tsid;
gts->ts_ctxnum = NULLCTX;
gts->ts_tlb_int_select = -1;
diff -puN drivers/misc/sgi-gru/grutables.h~gru-allow-users-to-specify-gru-chiplet-1 drivers/misc/sgi-gru/grutables.h
--- a/drivers/misc/sgi-gru/grutables.h~gru-allow-users-to-specify-gru-chiplet-1
+++ a/drivers/misc/sgi-gru/grutables.h
@@ -369,6 +369,8 @@ 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 */
+ short ts_user_blade_id;/* user selected blade */
+ char ts_user_chiplet_id;/* user selected chiplet */
unsigned short ts_sizeavail; /* Pagesizes in use */
int ts_tsid; /* thread that owns the
structure */
_
Patches currently in -mm which might be from steiner@xxxxxxx are
origin.patch
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