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Date: Fri, 7 Jul 2017 08:04:32 +0800 From: Chao Yu <chao@...nel.org> To: Jaegeuk Kim <jaegeuk@...nel.org>, linux-kernel@...r.kernel.org, linux-fsdevel@...r.kernel.org, linux-f2fs-devel@...ts.sourceforge.net Subject: Re: [f2fs-dev] [PATCH] f2fs: relax permission for atomic/volatile ioctls On 2017/7/6 10:23, Jaegeuk Kim wrote: > This patch allows atomic/volatile ioctls for sqlite under sdcardfs. Out of curiosity, we will lose some capable when passing through sdcardfs? Thanks, > > Signed-off-by: Jaegeuk Kim <jaegeuk@...nel.org>> --- > fs/f2fs/file.c | 15 --------------- > 1 file changed, 15 deletions(-) > > diff --git a/fs/f2fs/file.c b/fs/f2fs/file.c > index f5d6357e8360..dd8f5d2caa48 100644 > --- a/fs/f2fs/file.c > +++ b/fs/f2fs/file.c > @@ -1587,9 +1587,6 @@ static int f2fs_ioc_start_atomic_write(struct file *filp) > struct inode *inode = file_inode(filp); > int ret; > > - if (!inode_owner_or_capable(inode)) > - return -EACCES; > - > if (!S_ISREG(inode->i_mode)) > return -EINVAL; > > @@ -1636,9 +1633,6 @@ static int f2fs_ioc_commit_atomic_write(struct file *filp) > struct inode *inode = file_inode(filp); > int ret; > > - if (!inode_owner_or_capable(inode)) > - return -EACCES; > - > ret = mnt_want_write_file(filp); > if (ret) > return ret; > @@ -1672,9 +1666,6 @@ static int f2fs_ioc_start_volatile_write(struct file *filp) > struct inode *inode = file_inode(filp); > int ret; > > - if (!inode_owner_or_capable(inode)) > - return -EACCES; > - > if (!S_ISREG(inode->i_mode)) > return -EINVAL; > > @@ -1707,9 +1698,6 @@ static int f2fs_ioc_release_volatile_write(struct file *filp) > struct inode *inode = file_inode(filp); > int ret; > > - if (!inode_owner_or_capable(inode)) > - return -EACCES; > - > ret = mnt_want_write_file(filp); > if (ret) > return ret; > @@ -1736,9 +1724,6 @@ static int f2fs_ioc_abort_volatile_write(struct file *filp) > struct inode *inode = file_inode(filp); > int ret; > > - if (!inode_owner_or_capable(inode)) > - return -EACCES; > - > ret = mnt_want_write_file(filp); > if (ret) > return ret; >
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