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authorMauro Carvalho Chehab <mchehab@s-opensource.com>2017-11-27 08:02:30 -0500
committerMauro Carvalho Chehab <mchehab@s-opensource.com>2017-11-27 08:02:30 -0500
commit088fecfbb2c8a3890918fc614a7e1e1ccdd16c83 (patch)
treeed1f33b2488ba7b63b3ba7b1c33bd592f37c9eb0 /lib/dynamic_queue_limits.c
parentmedia: rc: sir_ir: detect presence of port (diff)
parentLinux 4.15-rc1 (diff)
Merge tag 'v4.15-rc1' into patchwork
Linux 4.15-rc1 * tag 'v4.15-rc1': (12179 commits) Linux 4.15-rc1 ARM: BUG if jumping to usermode address in kernel mode m68k/macboing: Fix missed timer callback assignment afs: remove redundant assignment of dvnode to itself afs: cell: Remove unnecessary code in afs_lookup_cell afs: Fix signal handling in some file ops afs: Fix some dentry handling in dir ops and missing key_puts afs: Make afs_write_begin() avoid writing to a page that's being stored sched/debug: Fix task state recording/printout x86/decoder: Add new TEST instruction pattern x86/PCI: Remove unused HyperTransport interrupt support x86/umip: Fix insn_get_code_seg_params()'s return value x86/boot/KASLR: Remove unused variable genirq/matrix: Make - vs ?: Precedence explicit irqchip/imgpdc: Use resource_size function on resource object irqchip/qcom: Fix u32 comparison with value less than zero ipvlan: Fix insufficient skb linear check for ipv6 icmp ipvlan: Fix insufficient skb linear check for arp geneve: only configure or fill UDP_ZERO_CSUM6_RX/TX info when CONFIG_IPV6 net: dsa: bcm_sf2: Clear IDDQ_GLOBAL_PWR bit for PHY ...
Diffstat (limited to 'lib/dynamic_queue_limits.c')
-rw-r--r--lib/dynamic_queue_limits.c6
1 files changed, 3 insertions, 3 deletions
diff --git a/lib/dynamic_queue_limits.c b/lib/dynamic_queue_limits.c
index f346715e2255..e659a027036e 100644
--- a/lib/dynamic_queue_limits.c
+++ b/lib/dynamic_queue_limits.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* Dynamic byte queue limits. See include/linux/dynamic_queue_limits.h
*
@@ -20,7 +21,7 @@ void dql_completed(struct dql *dql, unsigned int count)
unsigned int ovlimit, completed, num_queued;
bool all_prev_completed;
- num_queued = ACCESS_ONCE(dql->num_queued);
+ num_queued = READ_ONCE(dql->num_queued);
/* Can't complete more than what's in queue */
BUG_ON(count > num_queued - dql->num_completed);
@@ -127,12 +128,11 @@ void dql_reset(struct dql *dql)
}
EXPORT_SYMBOL(dql_reset);
-int dql_init(struct dql *dql, unsigned hold_time)
+void dql_init(struct dql *dql, unsigned int hold_time)
{
dql->max_limit = DQL_MAX_LIMIT;
dql->min_limit = 0;
dql->slack_hold_time = hold_time;
dql_reset(dql);
- return 0;
}
EXPORT_SYMBOL(dql_init);