diff options
Diffstat (limited to 'drivers/staging/android/ashmem.c')
| -rw-r--r-- | drivers/staging/android/ashmem.c | 10 |
1 files changed, 6 insertions, 4 deletions
diff --git a/drivers/staging/android/ashmem.c b/drivers/staging/android/ashmem.c index 9f1f27e7c86e..e84dbecd0991 100644 --- a/drivers/staging/android/ashmem.c +++ b/drivers/staging/android/ashmem.c @@ -19,6 +19,7 @@ #include <linux/module.h> #include <linux/file.h> #include <linux/fs.h> +#include <linux/falloc.h> #include <linux/miscdevice.h> #include <linux/security.h> #include <linux/mm.h> @@ -269,7 +270,7 @@ out: return ret; } -static inline unsigned long calc_vm_may_flags(unsigned long prot) +static inline vm_flags_t calc_vm_may_flags(unsigned long prot) { return _calc_vm_trans(prot, PROT_READ, VM_MAYREAD) | _calc_vm_trans(prot, PROT_WRITE, VM_MAYWRITE) | @@ -363,11 +364,12 @@ static int ashmem_shrink(struct shrinker *s, struct shrink_control *sc) mutex_lock(&ashmem_mutex); list_for_each_entry_safe(range, next, &ashmem_lru_list, lru) { - struct inode *inode = range->asma->file->f_dentry->d_inode; loff_t start = range->pgstart * PAGE_SIZE; - loff_t end = (range->pgend + 1) * PAGE_SIZE - 1; + loff_t end = (range->pgend + 1) * PAGE_SIZE; - vmtruncate_range(inode, start, end); + do_fallocate(range->asma->file, + FALLOC_FL_PUNCH_HOLE | FALLOC_FL_KEEP_SIZE, + start, end - start); range->purged = ASHMEM_WAS_PURGED; lru_del(range); |