From 59296b8ed17147ff57c196a079a93e2a6f36c98f Mon Sep 17 00:00:00 2001
From: Joan Lledó <jlledom@member.fsf.org>
Date: Sat, 28 Aug 2021 12:02:52 +0200
Subject: dev_pager: rename hash macros
Remove the reference to the pager hash since they are used
both in the pager and the device hashes.
* device/dev_pager.c:
* Rename DEV_PAGER_HASH_COUNT to DEV_HASH_COUNT
* Rename dev_pager_hash to dev_hash
Message-Id: <20210828100252.18376-3-jlledom@mailfence.com>
---
device/dev_pager.c | 26 +++++++++++++-------------
1 file changed, 13 insertions(+), 13 deletions(-)
(limited to 'device/dev_pager.c')
diff --git a/device/dev_pager.c b/device/dev_pager.c
index 6fd2d69a..2ec48d0f 100644
--- a/device/dev_pager.c
+++ b/device/dev_pager.c
@@ -151,7 +151,7 @@ void dev_pager_deallocate(dev_pager_t ds)
* A hash table of ports for device_pager backed objects.
*/
-#define DEV_PAGER_HASH_COUNT 127
+#define DEV_HASH_COUNT 127
struct dev_pager_entry {
queue_chain_t links;
@@ -164,7 +164,7 @@ typedef struct dev_pager_entry *dev_pager_entry_t;
* Indexed by port name, each element contains a queue of all dev_pager_entry_t
* which name shares the same hash
*/
-queue_head_t dev_pager_hashtable[DEV_PAGER_HASH_COUNT];
+queue_head_t dev_pager_hashtable[DEV_HASH_COUNT];
struct kmem_cache dev_pager_hash_cache;
decl_simple_lock_data(,
dev_pager_hash_lock)
@@ -181,13 +181,13 @@ typedef struct dev_device_entry *dev_device_entry_t;
* Indexed by device + offset, each element contains a queue of all
* dev_device_entry_t which device + offset shares the same hash
*/
-queue_head_t dev_device_hashtable[DEV_PAGER_HASH_COUNT];
+queue_head_t dev_device_hashtable[DEV_HASH_COUNT];
struct kmem_cache dev_device_hash_cache;
decl_simple_lock_data(,
dev_device_hash_lock)
-#define dev_pager_hash(name_port) \
- (((vm_offset_t)(name_port) & 0xffffff) % DEV_PAGER_HASH_COUNT)
+#define dev_hash(name_port) \
+ (((vm_offset_t)(name_port) & 0xffffff) % DEV_HASH_COUNT)
void dev_pager_hash_init(void)
{
@@ -197,7 +197,7 @@ void dev_pager_hash_init(void)
size = sizeof(struct dev_pager_entry);
kmem_cache_init(&dev_pager_hash_cache, "dev_pager_entry", size, 0,
NULL, 0);
- for (i = 0; i < DEV_PAGER_HASH_COUNT; i++)
+ for (i = 0; i < DEV_HASH_COUNT; i++)
queue_init(&dev_pager_hashtable[i]);
simple_lock_init(&dev_pager_hash_lock);
}
@@ -213,7 +213,7 @@ void dev_pager_hash_insert(
new_entry->pager_rec = rec;
simple_lock(&dev_pager_hash_lock);
- queue_enter(&dev_pager_hashtable[dev_pager_hash(name_port)],
+ queue_enter(&dev_pager_hashtable[dev_hash(name_port)],
new_entry, dev_pager_entry_t, links);
simple_unlock(&dev_pager_hash_lock);
}
@@ -223,7 +223,7 @@ void dev_pager_hash_delete(const ipc_port_t name_port)
queue_t bucket;
dev_pager_entry_t entry;
- bucket = &dev_pager_hashtable[dev_pager_hash(name_port)];
+ bucket = &dev_pager_hashtable[dev_hash(name_port)];
simple_lock(&dev_pager_hash_lock);
for (entry = (dev_pager_entry_t)queue_first(bucket);
@@ -245,7 +245,7 @@ dev_pager_t dev_pager_hash_lookup(const ipc_port_t name_port)
dev_pager_entry_t entry;
dev_pager_t pager;
- bucket = &dev_pager_hashtable[dev_pager_hash(name_port)];
+ bucket = &dev_pager_hashtable[dev_hash(name_port)];
simple_lock(&dev_pager_hash_lock);
for (entry = (dev_pager_entry_t)queue_first(bucket);
@@ -270,7 +270,7 @@ void dev_device_hash_init(void)
size = sizeof(struct dev_device_entry);
kmem_cache_init(&dev_device_hash_cache, "dev_device_entry", size, 0,
NULL, 0);
- for (i = 0; i < DEV_PAGER_HASH_COUNT; i++) {
+ for (i = 0; i < DEV_HASH_COUNT; i++) {
queue_init(&dev_device_hashtable[i]);
}
simple_lock_init(&dev_device_hash_lock);
@@ -289,7 +289,7 @@ void dev_device_hash_insert(
new_entry->pager_rec = rec;
simple_lock(&dev_device_hash_lock);
- queue_enter(&dev_device_hashtable[dev_pager_hash(device + offset)],
+ queue_enter(&dev_device_hashtable[dev_hash(device + offset)],
new_entry, dev_device_entry_t, links);
simple_unlock(&dev_device_hash_lock);
}
@@ -301,7 +301,7 @@ void dev_device_hash_delete(
queue_t bucket;
dev_device_entry_t entry;
- bucket = &dev_device_hashtable[dev_pager_hash(device + offset)];
+ bucket = &dev_device_hashtable[dev_hash(device + offset)];
simple_lock(&dev_device_hash_lock);
for (entry = (dev_device_entry_t)queue_first(bucket);
@@ -325,7 +325,7 @@ dev_pager_t dev_device_hash_lookup(
dev_device_entry_t entry;
dev_pager_t pager;
- bucket = &dev_device_hashtable[dev_pager_hash(device + offset)];
+ bucket = &dev_device_hashtable[dev_hash(device + offset)];
simple_lock(&dev_device_hash_lock);
for (entry = (dev_device_entry_t)queue_first(bucket);
--
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