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authorLinus Torvalds <torvalds@linux-foundation.org>2013-11-21 21:32:38 -0800
committerLinus Torvalds <torvalds@linux-foundation.org>2013-11-21 21:32:38 -0800
commita5d6e63323fe7799eb0e6fd0a41fbfad10fca258 (patch)
treeca52285fc4ac7fa25a8e1621782a5a51130ac08b /drivers
parent78dc53c422172a317adb0776dfb687057ffa28b7 (diff)
parent7aa555bf26763b86332c7a3689701c999834b87a (diff)
downloadlinux-a5d6e63323fe7799eb0e6fd0a41fbfad10fca258.tar.bz2
Merge branch 'akpm' (fixes from Andrew)
Merge patches from Andrew Morton: "13 fixes" * emailed patches from Andrew Morton <akpm@linux-foundation.org>: mm: place page->pmd_huge_pte to right union MAINTAINERS: add keyboard driver to Hyper-V file list x86, mm: do not leak page->ptl for pmd page tables ipc,shm: correct error return value in shmctl (SHM_UNLOCK) mm, mempolicy: silence gcc warning block/partitions/efi.c: fix bound check ARM: drivers/rtc/rtc-at91rm9200.c: disable interrupts at shutdown mm: hugetlbfs: fix hugetlbfs optimization kernel: remove CONFIG_USE_GENERIC_SMP_HELPERS cleanly ipc,shm: fix shm_file deletion races mm: thp: give transparent hugepage code a separate copy_page checkpatch: fix "Use of uninitialized value" warnings configfs: fix race between dentry put and lookup
Diffstat (limited to 'drivers')
-rw-r--r--drivers/block/null_blk.c8
-rw-r--r--drivers/rtc/rtc-at91rm9200.c9
2 files changed, 13 insertions, 4 deletions
diff --git a/drivers/block/null_blk.c b/drivers/block/null_blk.c
index b5d842370cc9..ea192ec029c4 100644
--- a/drivers/block/null_blk.c
+++ b/drivers/block/null_blk.c
@@ -223,7 +223,7 @@ static void null_softirq_done_fn(struct request *rq)
blk_end_request_all(rq, 0);
}
-#if defined(CONFIG_SMP) && defined(CONFIG_USE_GENERIC_SMP_HELPERS)
+#ifdef CONFIG_SMP
static void null_ipi_cmd_end_io(void *data)
{
@@ -260,7 +260,7 @@ static void null_cmd_end_ipi(struct nullb_cmd *cmd)
put_cpu();
}
-#endif /* CONFIG_SMP && CONFIG_USE_GENERIC_SMP_HELPERS */
+#endif /* CONFIG_SMP */
static inline void null_handle_cmd(struct nullb_cmd *cmd)
{
@@ -270,7 +270,7 @@ static inline void null_handle_cmd(struct nullb_cmd *cmd)
end_cmd(cmd);
break;
case NULL_IRQ_SOFTIRQ:
-#if defined(CONFIG_SMP) && defined(CONFIG_USE_GENERIC_SMP_HELPERS)
+#ifdef CONFIG_SMP
null_cmd_end_ipi(cmd);
#else
end_cmd(cmd);
@@ -571,7 +571,7 @@ static int __init null_init(void)
{
unsigned int i;
-#if !defined(CONFIG_SMP) || !defined(CONFIG_USE_GENERIC_SMP_HELPERS)
+#if !defined(CONFIG_SMP)
if (irqmode == NULL_IRQ_SOFTIRQ) {
pr_warn("null_blk: softirq completions not available.\n");
pr_warn("null_blk: using direct completions.\n");
diff --git a/drivers/rtc/rtc-at91rm9200.c b/drivers/rtc/rtc-at91rm9200.c
index 8b2cd8a5a2ff..c0da95e95702 100644
--- a/drivers/rtc/rtc-at91rm9200.c
+++ b/drivers/rtc/rtc-at91rm9200.c
@@ -428,6 +428,14 @@ static int __exit at91_rtc_remove(struct platform_device *pdev)
return 0;
}
+static void at91_rtc_shutdown(struct platform_device *pdev)
+{
+ /* Disable all interrupts */
+ at91_rtc_write(AT91_RTC_IDR, AT91_RTC_ACKUPD | AT91_RTC_ALARM |
+ AT91_RTC_SECEV | AT91_RTC_TIMEV |
+ AT91_RTC_CALEV);
+}
+
#ifdef CONFIG_PM_SLEEP
/* AT91RM9200 RTC Power management control */
@@ -466,6 +474,7 @@ static SIMPLE_DEV_PM_OPS(at91_rtc_pm_ops, at91_rtc_suspend, at91_rtc_resume);
static struct platform_driver at91_rtc_driver = {
.remove = __exit_p(at91_rtc_remove),
+ .shutdown = at91_rtc_shutdown,
.driver = {
.name = "at91_rtc",
.owner = THIS_MODULE,