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authorKonrad Rzeszutek Wilk2012-09-05 16:22:45 +0200
committerKonrad Rzeszutek Wilk2012-09-05 16:22:45 +0200
commit593d0a3e9f813db910dc50574532914db21d09ff (patch)
tree12d8413ee57b4383ca8c906996ffe02be6d377a5 /include/linux/rcutiny.h
parentxen/p2m: Fix one-off error in checking the P2M tree directory. (diff)
parentMerge branch 'x86-mm-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/... (diff)
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Merge commit '4cb38750d49010ae72e718d46605ac9ba5a851b4' into stable/for-linus-3.6
* commit '4cb38750d49010ae72e718d46605ac9ba5a851b4': (6849 commits) bcma: fix invalid PMU chip control masks [libata] pata_cmd64x: whitespace cleanup libata-acpi: fix up for acpi_pm_device_sleep_state API sata_dwc_460ex: device tree may specify dma_channel ahci, trivial: fixed coding style issues related to braces ahci_platform: add hibernation callbacks libata-eh.c: local functions should not be exposed globally libata-transport.c: local functions should not be exposed globally sata_dwc_460ex: support hardreset ata: use module_pci_driver drivers/ata/pata_pcmcia.c: adjust suspicious bit operation pata_imx: Convert to clk_prepare_enable/clk_disable_unprepare ahci: Enable SB600 64bit DMA on MSI K9AGM2 (MS-7327) v2 [libata] Prevent interface errors with Seagate FreeAgent GoFlex drivers/acpi/glue: revert accidental license-related 6b66d95895c bits libata-acpi: add missing inlines in libata.h i2c-omap: Add support for I2C_M_STOP message flag i2c: Fall back to emulated SMBus if the operation isn't supported natively i2c: Add SCCB support i2c-tiny-usb: Add support for the Robofuzz OSIF USB/I2C converter ...
Diffstat (limited to 'include/linux/rcutiny.h')
-rw-r--r--include/linux/rcutiny.h6
1 files changed, 6 insertions, 0 deletions
diff --git a/include/linux/rcutiny.h b/include/linux/rcutiny.h
index 854dc4c5c271..4e56a9c69a35 100644
--- a/include/linux/rcutiny.h
+++ b/include/linux/rcutiny.h
@@ -87,6 +87,10 @@ static inline void kfree_call_rcu(struct rcu_head *head,
#ifdef CONFIG_TINY_RCU
+static inline void rcu_preempt_note_context_switch(void)
+{
+}
+
static inline int rcu_needs_cpu(int cpu, unsigned long *delta_jiffies)
{
*delta_jiffies = ULONG_MAX;
@@ -95,6 +99,7 @@ static inline int rcu_needs_cpu(int cpu, unsigned long *delta_jiffies)
#else /* #ifdef CONFIG_TINY_RCU */
+void rcu_preempt_note_context_switch(void);
int rcu_preempt_needs_cpu(void);
static inline int rcu_needs_cpu(int cpu, unsigned long *delta_jiffies)
@@ -108,6 +113,7 @@ static inline int rcu_needs_cpu(int cpu, unsigned long *delta_jiffies)
static inline void rcu_note_context_switch(int cpu)
{
rcu_sched_qs(cpu);
+ rcu_preempt_note_context_switch();
}
/*