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authorGreg Kroah-Hartman <gregkh@linuxfoundation.org>2020-09-21 09:23:55 +0200
committerGreg Kroah-Hartman <gregkh@linuxfoundation.org>2020-09-21 09:23:55 +0200
commit33f16b25a091687388152d4b29593a39d819aa22 (patch)
tree34a8ef8acf3f14ca0e4f514756222876d00ff202 /fs/ext2/file.c
parent23f87274f0ad4a9167de23a330ed88966634fdf6 (diff)
parentba4f184e126b751d1bffad5897f263108befc780 (diff)
Merge 5.9.0-rc6 into tty-next
We need the tty/serial fixes in here and this resolves a merge issue in the 8250 driver. Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Diffstat (limited to 'fs/ext2/file.c')
-rw-r--r--fs/ext2/file.c6
1 files changed, 4 insertions, 2 deletions
diff --git a/fs/ext2/file.c b/fs/ext2/file.c
index 60378ddf1424..96044f5dbc0e 100644
--- a/fs/ext2/file.c
+++ b/fs/ext2/file.c
@@ -93,8 +93,10 @@ static vm_fault_t ext2_dax_fault(struct vm_fault *vmf)
struct inode *inode = file_inode(vmf->vma->vm_file);
struct ext2_inode_info *ei = EXT2_I(inode);
vm_fault_t ret;
+ bool write = (vmf->flags & FAULT_FLAG_WRITE) &&
+ (vmf->vma->vm_flags & VM_SHARED);
- if (vmf->flags & FAULT_FLAG_WRITE) {
+ if (write) {
sb_start_pagefault(inode->i_sb);
file_update_time(vmf->vma->vm_file);
}
@@ -103,7 +105,7 @@ static vm_fault_t ext2_dax_fault(struct vm_fault *vmf)
ret = dax_iomap_fault(vmf, PE_SIZE_PTE, NULL, NULL, &ext2_iomap_ops);
up_read(&ei->dax_sem);
- if (vmf->flags & FAULT_FLAG_WRITE)
+ if (write)
sb_end_pagefault(inode->i_sb);
return ret;
}