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authorDan Williams <dan.j.williams@intel.com>2010-05-17 16:30:58 -0700
committerDan Williams <dan.j.williams@intel.com>2010-05-17 16:30:58 -0700
commit0b28330e39bbe0ffee4c56b09fc415fcec595ea3 (patch)
treefcf504879883763557e696eff81427b1ab78f76b /crypto
parent058276303dbc4ed089c1f7dad0871810b1f5ddf1 (diff)
parentcaa20d974c86af496b419eef70010e63b7fab7ac (diff)
Merge branch 'ioat' into dmaengine
Diffstat (limited to 'crypto')
-rw-r--r--crypto/algapi.c1
-rw-r--r--crypto/algboss.c1
-rw-r--r--crypto/async_tx/async_pq.c1
-rw-r--r--crypto/async_tx/async_tx.c46
-rw-r--r--crypto/async_tx/raid6test.c1
-rw-r--r--crypto/hmac.c1
-rw-r--r--crypto/rng.c1
-rw-r--r--crypto/seqiv.c1
-rw-r--r--crypto/tcrypt.c2
-rw-r--r--crypto/xor.c1
10 files changed, 27 insertions, 29 deletions
diff --git a/crypto/algapi.c b/crypto/algapi.c
index 3e4524e6139b..76fae27ed01c 100644
--- a/crypto/algapi.c
+++ b/crypto/algapi.c
@@ -17,6 +17,7 @@
#include <linux/list.h>
#include <linux/module.h>
#include <linux/rtnetlink.h>
+#include <linux/slab.h>
#include <linux/string.h>
#include "internal.h"
diff --git a/crypto/algboss.c b/crypto/algboss.c
index 412241ce4cfa..c3c196b5823a 100644
--- a/crypto/algboss.c
+++ b/crypto/algboss.c
@@ -19,6 +19,7 @@
#include <linux/notifier.h>
#include <linux/rtnetlink.h>
#include <linux/sched.h>
+#include <linux/slab.h>
#include <linux/string.h>
#include "internal.h"
diff --git a/crypto/async_tx/async_pq.c b/crypto/async_tx/async_pq.c
index ec87f53d5059..fdd8257d35d9 100644
--- a/crypto/async_tx/async_pq.c
+++ b/crypto/async_tx/async_pq.c
@@ -24,6 +24,7 @@
#include <linux/dma-mapping.h>
#include <linux/raid/pq.h>
#include <linux/async_tx.h>
+#include <linux/gfp.h>
/**
* pq_scribble_page - space to hold throwaway P or Q buffer for
diff --git a/crypto/async_tx/async_tx.c b/crypto/async_tx/async_tx.c
index f9cdf04fe7c0..7f2c00a45205 100644
--- a/crypto/async_tx/async_tx.c
+++ b/crypto/async_tx/async_tx.c
@@ -81,18 +81,13 @@ async_tx_channel_switch(struct dma_async_tx_descriptor *depend_tx,
struct dma_device *device = chan->device;
struct dma_async_tx_descriptor *intr_tx = (void *) ~0;
- #ifdef CONFIG_ASYNC_TX_DISABLE_CHANNEL_SWITCH
- BUG();
- #endif
-
/* first check to see if we can still append to depend_tx */
- spin_lock_bh(&depend_tx->lock);
- if (depend_tx->parent && depend_tx->chan == tx->chan) {
- tx->parent = depend_tx;
- depend_tx->next = tx;
+ txd_lock(depend_tx);
+ if (txd_parent(depend_tx) && depend_tx->chan == tx->chan) {
+ txd_chain(depend_tx, tx);
intr_tx = NULL;
}
- spin_unlock_bh(&depend_tx->lock);
+ txd_unlock(depend_tx);
/* attached dependency, flush the parent channel */
if (!intr_tx) {
@@ -111,24 +106,22 @@ async_tx_channel_switch(struct dma_async_tx_descriptor *depend_tx,
if (intr_tx) {
intr_tx->callback = NULL;
intr_tx->callback_param = NULL;
- tx->parent = intr_tx;
- /* safe to set ->next outside the lock since we know we are
+ /* safe to chain outside the lock since we know we are
* not submitted yet
*/
- intr_tx->next = tx;
+ txd_chain(intr_tx, tx);
/* check if we need to append */
- spin_lock_bh(&depend_tx->lock);
- if (depend_tx->parent) {
- intr_tx->parent = depend_tx;
- depend_tx->next = intr_tx;
+ txd_lock(depend_tx);
+ if (txd_parent(depend_tx)) {
+ txd_chain(depend_tx, intr_tx);
async_tx_ack(intr_tx);
intr_tx = NULL;
}
- spin_unlock_bh(&depend_tx->lock);
+ txd_unlock(depend_tx);
if (intr_tx) {
- intr_tx->parent = NULL;
+ txd_clear_parent(intr_tx);
intr_tx->tx_submit(intr_tx);
async_tx_ack(intr_tx);
}
@@ -176,21 +169,20 @@ async_tx_submit(struct dma_chan *chan, struct dma_async_tx_descriptor *tx,
* 2/ dependencies are 1:1 i.e. two transactions can
* not depend on the same parent
*/
- BUG_ON(async_tx_test_ack(depend_tx) || depend_tx->next ||
- tx->parent);
+ BUG_ON(async_tx_test_ack(depend_tx) || txd_next(depend_tx) ||
+ txd_parent(tx));
/* the lock prevents async_tx_run_dependencies from missing
* the setting of ->next when ->parent != NULL
*/
- spin_lock_bh(&depend_tx->lock);
- if (depend_tx->parent) {
+ txd_lock(depend_tx);
+ if (txd_parent(depend_tx)) {
/* we have a parent so we can not submit directly
* if we are staying on the same channel: append
* else: channel switch
*/
if (depend_tx->chan == chan) {
- tx->parent = depend_tx;
- depend_tx->next = tx;
+ txd_chain(depend_tx, tx);
s = ASYNC_TX_SUBMITTED;
} else
s = ASYNC_TX_CHANNEL_SWITCH;
@@ -203,7 +195,7 @@ async_tx_submit(struct dma_chan *chan, struct dma_async_tx_descriptor *tx,
else
s = ASYNC_TX_CHANNEL_SWITCH;
}
- spin_unlock_bh(&depend_tx->lock);
+ txd_unlock(depend_tx);
switch (s) {
case ASYNC_TX_SUBMITTED:
@@ -212,12 +204,12 @@ async_tx_submit(struct dma_chan *chan, struct dma_async_tx_descriptor *tx,
async_tx_channel_switch(depend_tx, tx);
break;
case ASYNC_TX_DIRECT_SUBMIT:
- tx->parent = NULL;
+ txd_clear_parent(tx);
tx->tx_submit(tx);
break;
}
} else {
- tx->parent = NULL;
+ txd_clear_parent(tx);
tx->tx_submit(tx);
}
diff --git a/crypto/async_tx/raid6test.c b/crypto/async_tx/raid6test.c
index f84f6b4301d9..c1321935ebcc 100644
--- a/crypto/async_tx/raid6test.c
+++ b/crypto/async_tx/raid6test.c
@@ -20,6 +20,7 @@
*
*/
#include <linux/async_tx.h>
+#include <linux/gfp.h>
#include <linux/random.h>
#undef pr
diff --git a/crypto/hmac.c b/crypto/hmac.c
index 15c2eb534541..8d9544cf8169 100644
--- a/crypto/hmac.c
+++ b/crypto/hmac.c
@@ -23,7 +23,6 @@
#include <linux/kernel.h>
#include <linux/module.h>
#include <linux/scatterlist.h>
-#include <linux/slab.h>
#include <linux/string.h>
struct hmac_ctx {
diff --git a/crypto/rng.c b/crypto/rng.c
index ba05e7380e76..f93cb5311182 100644
--- a/crypto/rng.c
+++ b/crypto/rng.c
@@ -19,6 +19,7 @@
#include <linux/mutex.h>
#include <linux/random.h>
#include <linux/seq_file.h>
+#include <linux/slab.h>
#include <linux/string.h>
static DEFINE_MUTEX(crypto_default_rng_lock);
diff --git a/crypto/seqiv.c b/crypto/seqiv.c
index 5a013a8bf87a..4c4491229417 100644
--- a/crypto/seqiv.c
+++ b/crypto/seqiv.c
@@ -20,6 +20,7 @@
#include <linux/init.h>
#include <linux/kernel.h>
#include <linux/module.h>
+#include <linux/slab.h>
#include <linux/spinlock.h>
#include <linux/string.h>
diff --git a/crypto/tcrypt.c b/crypto/tcrypt.c
index aa3f84ccc786..a35159947a26 100644
--- a/crypto/tcrypt.c
+++ b/crypto/tcrypt.c
@@ -18,8 +18,8 @@
#include <crypto/hash.h>
#include <linux/err.h>
#include <linux/init.h>
+#include <linux/gfp.h>
#include <linux/module.h>
-#include <linux/slab.h>
#include <linux/scatterlist.h>
#include <linux/string.h>
#include <linux/moduleparam.h>
diff --git a/crypto/xor.c b/crypto/xor.c
index fc5b836f3430..b75182d8ab14 100644
--- a/crypto/xor.c
+++ b/crypto/xor.c
@@ -18,6 +18,7 @@
#define BH_TRACE 0
#include <linux/module.h>
+#include <linux/gfp.h>
#include <linux/raid/xor.h>
#include <linux/jiffies.h>
#include <asm/xor.h>

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