From 4c9ec236d2774e2755c8102ccc33dd1f86fec81e Mon Sep 17 00:00:00 2001 From: =?utf8?q?=E9=BB=84=E6=B6=9B?= Date: Sat, 30 Jul 2011 22:26:26 +0800 Subject: [PATCH] Revert "pmem: Add cache flush ioctl for pmem buffers" This reverts commit f6320db51173e3b94f54b87944b88d3b363c4487. --- drivers/misc/pmem.c | 10 ---------- include/linux/android_pmem.h | 1 - 2 files changed, 11 deletions(-) diff --git a/drivers/misc/pmem.c b/drivers/misc/pmem.c index 7f3b53217560..55c4de81b177 100644 --- a/drivers/misc/pmem.c +++ b/drivers/misc/pmem.c @@ -1148,16 +1148,6 @@ static long pmem_ioctl(struct file *file, unsigned int cmd, unsigned long arg) DLOG("connect\n"); return pmem_connect(arg, file); break; - case PMEM_CACHE_FLUSH: - { - struct pmem_region region; - DLOG("flush\n"); - if (copy_from_user(®ion, (void __user *)arg, - sizeof(struct pmem_region))) - return -EFAULT; - flush_pmem_file(file, region.offset, region.len); - break; - } default: if (pmem[id].ioctl) return pmem[id].ioctl(file, cmd, arg); diff --git a/include/linux/android_pmem.h b/include/linux/android_pmem.h index f633621f5be3..398997c3386b 100644 --- a/include/linux/android_pmem.h +++ b/include/linux/android_pmem.h @@ -33,7 +33,6 @@ * struct (with offset set to 0). */ #define PMEM_GET_TOTAL_SIZE _IOW(PMEM_IOCTL_MAGIC, 7, unsigned int) -#define PMEM_CACHE_FLUSH _IOW(PMEM_IOCTL_MAGIC, 8, unsigned int) struct android_pmem_platform_data { -- 2.34.1