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| author | Greg Kroah-Hartman <gregkh@linuxfoundation.org> | 2016-07-04 08:19:21 -0700 |
|---|---|---|
| committer | Greg Kroah-Hartman <gregkh@linuxfoundation.org> | 2016-07-04 08:19:21 -0700 |
| commit | c318a821b9828ef3be97d5d896d146e7daa43c86 (patch) | |
| tree | 7ed40911ffebcbabf87ec4be692f6fb154053687 /arch/arm64/kernel/hibernate.c | |
| parent | 322832f2f19e04c866a0ce4bdac8cff8e695f2b3 (diff) | |
| parent | a99cde438de0c4c0cecc1d1af1a55a75b10bfdef (diff) | |
| download | linux-c318a821b9828ef3be97d5d896d146e7daa43c86.tar.gz linux-c318a821b9828ef3be97d5d896d146e7daa43c86.tar.bz2 linux-c318a821b9828ef3be97d5d896d146e7daa43c86.zip | |
Merge 4.7-rc6 into usb-next
We want the USB fixes in here as well.
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Diffstat (limited to 'arch/arm64/kernel/hibernate.c')
| -rw-r--r-- | arch/arm64/kernel/hibernate.c | 6 |
1 files changed, 6 insertions, 0 deletions
diff --git a/arch/arm64/kernel/hibernate.c b/arch/arm64/kernel/hibernate.c index f8df75d740f4..21ab5df9fa76 100644 --- a/arch/arm64/kernel/hibernate.c +++ b/arch/arm64/kernel/hibernate.c @@ -33,6 +33,7 @@ #include <asm/pgtable.h> #include <asm/pgtable-hwdef.h> #include <asm/sections.h> +#include <asm/smp.h> #include <asm/suspend.h> #include <asm/virt.h> @@ -236,6 +237,11 @@ int swsusp_arch_suspend(void) unsigned long flags; struct sleep_stack_data state; + if (cpus_are_stuck_in_kernel()) { + pr_err("Can't hibernate: no mechanism to offline secondary CPUs.\n"); + return -EBUSY; + } + local_dbg_save(flags); if (__cpu_suspend_enter(&state)) { |