diff options
Diffstat (limited to 'mm')
| -rw-r--r-- | mm/Makefile | 1 | ||||
| -rw-r--r-- | mm/fadvise.c | 6 | ||||
| -rw-r--r-- | mm/filemap_xip.c | 24 | ||||
| -rw-r--r-- | mm/madvise.c | 2 |
4 files changed, 5 insertions, 28 deletions
diff --git a/mm/Makefile b/mm/Makefile index 088c68e9ec35..3c1caa2693bd 100644 --- a/mm/Makefile +++ b/mm/Makefile @@ -55,7 +55,6 @@ obj-$(CONFIG_KMEMCHECK) += kmemcheck.o obj-$(CONFIG_KASAN) += kasan/ obj-$(CONFIG_FAILSLAB) += failslab.o obj-$(CONFIG_MEMORY_HOTPLUG) += memory_hotplug.o -obj-$(CONFIG_FS_XIP) += filemap_xip.o obj-$(CONFIG_MIGRATION) += migrate.o obj-$(CONFIG_QUICKLIST) += quicklist.o obj-$(CONFIG_TRANSPARENT_HUGEPAGE) += huge_memory.o diff --git a/mm/fadvise.c b/mm/fadvise.c index fac23ecf8d72..4a3907cf79f8 100644 --- a/mm/fadvise.c +++ b/mm/fadvise.c @@ -28,6 +28,7 @@ SYSCALL_DEFINE4(fadvise64_64, int, fd, loff_t, offset, loff_t, len, int, advice) { struct fd f = fdget(fd); + struct inode *inode; struct address_space *mapping; struct backing_dev_info *bdi; loff_t endbyte; /* inclusive */ @@ -39,7 +40,8 @@ SYSCALL_DEFINE4(fadvise64_64, int, fd, loff_t, offset, loff_t, len, int, advice) if (!f.file) return -EBADF; - if (S_ISFIFO(file_inode(f.file)->i_mode)) { + inode = file_inode(f.file); + if (S_ISFIFO(inode->i_mode)) { ret = -ESPIPE; goto out; } @@ -50,7 +52,7 @@ SYSCALL_DEFINE4(fadvise64_64, int, fd, loff_t, offset, loff_t, len, int, advice) goto out; } - if (mapping->a_ops->get_xip_mem) { + if (IS_DAX(inode)) { switch (advice) { case POSIX_FADV_NORMAL: case POSIX_FADV_RANDOM: diff --git a/mm/filemap_xip.c b/mm/filemap_xip.c deleted file mode 100644 index 8e3f99b61959..000000000000 --- a/mm/filemap_xip.c +++ /dev/null @@ -1,24 +0,0 @@ -/* - * linux/mm/filemap_xip.c - * - * Copyright (C) 2005 IBM Corporation - * Author: Carsten Otte <cotte@de.ibm.com> - * - * derived from linux/mm/filemap.c - Copyright (C) Linus Torvalds - * - */ - -#include <linux/fs.h> -#include <linux/backing-dev.h> -#include <linux/pagemap.h> -#include <linux/export.h> -#include <linux/uio.h> -#include <linux/rmap.h> -#include <linux/mmu_notifier.h> -#include <linux/sched.h> -#include <linux/seqlock.h> -#include <linux/mutex.h> -#include <linux/gfp.h> -#include <asm/tlbflush.h> -#include <asm/io.h> - diff --git a/mm/madvise.c b/mm/madvise.c index 1077cbdc8b52..d551475517bf 100644 --- a/mm/madvise.c +++ b/mm/madvise.c @@ -239,7 +239,7 @@ static long madvise_willneed(struct vm_area_struct *vma, return -EBADF; #endif - if (file->f_mapping->a_ops->get_xip_mem) { + if (IS_DAX(file_inode(file))) { /* no bad return value, but ignore advice */ return 0; } |