sysfs entries for DPMG and SWAPIN requests so that they can
be set/reset from userspace.
Signed-off-by: Venkatraman S <svenk...@ti.com>
---
block/blk-sysfs.c | 16 ++++++++++++++++
1 file changed, 16 insertions(+)
diff --git a/block/blk-sysfs.c b/block/blk-sysfs.c
index cf15001..764de9f 100644
--- a/block/blk-sysfs.c
+++ b/block/blk-sysfs.c
@@ -213,6 +213,8 @@ queue_store_##name(struct request_queue *q, const char
*page, size_t count) \
}
QUEUE_SYSFS_BIT_FNS(nonrot, NONROT, 1);
+QUEUE_SYSFS_BIT_FNS(expedite_dmpg, EXP_DMPG, 0);
+QUEUE_SYSFS_BIT_FNS(expedite_swapin, EXP_SWAPIN, 0);
QUEUE_SYSFS_BIT_FNS(random, ADD_RANDOM, 0);
QUEUE_SYSFS_BIT_FNS(iostats, IO_STAT, 0);
#undef QUEUE_SYSFS_BIT_FNS
@@ -387,6 +389,18 @@ static struct queue_sysfs_entry queue_random_entry = {
.store = queue_store_random,
};
+static struct queue_sysfs_entry queue_dmpg_entry = {
+ .attr = {.name = "expedite_demandpaging", .mode = S_IRUGO | S_IWUSR },
+ .show = queue_show_expedite_dmpg,
+ .store = queue_store_expedite_dmpg,
+};
+
+static struct queue_sysfs_entry queue_swapin_entry = {
+ .attr = {.name = "expedite_swapping", .mode = S_IRUGO | S_IWUSR },
+ .show = queue_show_expedite_swapin,
+ .store = queue_store_expedite_swapin,
+};
+
static struct attribute *default_attrs[] = {
&queue_requests_entry.attr,
&queue_ra_entry.attr,
@@ -409,6 +423,8 @@ static struct attribute *default_attrs[] = {
&queue_rq_affinity_entry.attr,
&queue_iostats_entry.attr,
&queue_random_entry.attr,
+ &queue_dmpg_entry.attr,
+ &queue_swapin_entry.attr,
NULL,
};
--
1.7.10.rc2
--
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