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authorThomas Gleixner2010-10-12 16:41:22 +0200
committerThomas Gleixner2010-10-12 16:41:26 +0200
commit7c5f13519a67aa7ba3a99155f128d4bdef87d087 (patch)
treee4d0537092930a53a85932de83a7861990c58607 /fs/char_dev.c
parentMerge branch 'x86/cleanups' into irq/sparseirq (diff)
parentx86, hpet: Fix bogus error check in hpet_assign_irq() (diff)
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Merge branch 'x86/urgent' of into irq/sparseirq
Reason: Pull in the latest io_apic bugfixes Signed-off-by: Thomas Gleixner <tglx@linutronix.de>
Diffstat (limited to 'fs/char_dev.c')
-rw-r--r--fs/char_dev.c4
1 files changed, 3 insertions, 1 deletions
diff --git a/fs/char_dev.c b/fs/char_dev.c
index f80a4f25123c..143d393881cb 100644
--- a/fs/char_dev.c
+++ b/fs/char_dev.c
@@ -40,7 +40,9 @@ struct backing_dev_info directly_mappable_cdev_bdi = {
#endif
/* permit direct mmap, for read, write or exec */
BDI_CAP_MAP_DIRECT |
- BDI_CAP_READ_MAP | BDI_CAP_WRITE_MAP | BDI_CAP_EXEC_MAP),
+ BDI_CAP_READ_MAP | BDI_CAP_WRITE_MAP | BDI_CAP_EXEC_MAP |
+ /* no writeback happens */
+ BDI_CAP_NO_ACCT_AND_WRITEBACK),
};
static struct kobj_map *cdev_map;