aboutsummaryrefslogtreecommitdiffstats
path: root/kernel
diff options
context:
space:
mode:
authorLinus Torvalds <torvalds@linux-foundation.org>2012-01-16 15:02:30 -0800
committerLinus Torvalds <torvalds@linux-foundation.org>2012-01-16 15:02:30 -0800
commit97740400bc76b64781d01f8cdfbcf750582006ef (patch)
tree85900329fbce72011339ab2348dcf13dde2a64fd /kernel
parent408e057870c8680a50963b08f9f7efaa151a74ec (diff)
parentee34a37049114303011e154478c63b977bcff24c (diff)
Merge branch 'pm-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/rafael/linux-pm
* 'pm-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/rafael/linux-pm: PM / Hibernate: Drop the check of swap space size for compressed image PM / shmobile: fix A3SP suspend method PM / Domains: Skip governor functions for CONFIG_PM_RUNTIME unset PM / Domains: Fix build for CONFIG_PM_SLEEP unset PM: Make sysrq-o be available for CONFIG_PM unset
Diffstat (limited to 'kernel')
-rw-r--r--kernel/Makefile3
-rw-r--r--kernel/power/swap.c13
2 files changed, 8 insertions, 8 deletions
diff --git a/kernel/Makefile b/kernel/Makefile
index f70396e5a24b..2d9de86b7e76 100644
--- a/kernel/Makefile
+++ b/kernel/Makefile
@@ -23,6 +23,7 @@ CFLAGS_REMOVE_irq_work.o = -pg
endif
obj-y += sched/
+obj-y += power/
obj-$(CONFIG_FREEZER) += freezer.o
obj-$(CONFIG_PROFILING) += profile.o
@@ -52,8 +53,6 @@ obj-$(CONFIG_PROVE_LOCKING) += spinlock.o
obj-$(CONFIG_UID16) += uid16.o
obj-$(CONFIG_MODULES) += module.o
obj-$(CONFIG_KALLSYMS) += kallsyms.o
-obj-$(CONFIG_PM) += power/
-obj-$(CONFIG_FREEZER) += power/
obj-$(CONFIG_BSD_PROCESS_ACCT) += acct.o
obj-$(CONFIG_KEXEC) += kexec.o
obj-$(CONFIG_BACKTRACE_SELF_TEST) += backtracetest.o
diff --git a/kernel/power/swap.c b/kernel/power/swap.c
index 3739ecced085..8742fd013a94 100644
--- a/kernel/power/swap.c
+++ b/kernel/power/swap.c
@@ -773,8 +773,7 @@ static int enough_swap(unsigned int nr_pages, unsigned int flags)
pr_debug("PM: Free swap pages: %u\n", free_swap);
- required = PAGES_FOR_IO + ((flags & SF_NOCOMPRESS_MODE) ?
- nr_pages : (nr_pages * LZO_CMP_PAGES) / LZO_UNC_PAGES + 1);
+ required = PAGES_FOR_IO + nr_pages;
return free_swap > required;
}
@@ -802,10 +801,12 @@ int swsusp_write(unsigned int flags)
printk(KERN_ERR "PM: Cannot get swap writer\n");
return error;
}
- if (!enough_swap(pages, flags)) {
- printk(KERN_ERR "PM: Not enough free swap\n");
- error = -ENOSPC;
- goto out_finish;
+ if (flags & SF_NOCOMPRESS_MODE) {
+ if (!enough_swap(pages, flags)) {
+ printk(KERN_ERR "PM: Not enough free swap\n");
+ error = -ENOSPC;
+ goto out_finish;
+ }
}
memset(&snapshot, 0, sizeof(struct snapshot_handle));
error = snapshot_read_next(&snapshot);

Privacy Policy