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Commit 0ea43de2 authored by Andrey Markovytch's avatar Andrey Markovytch Committed by Gerrit - the friendly Code Review server
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ext4 crypto: added support for O_DIRECT flag 



In case of HW FBE, O_DIRECT flag can be supported since FS is not
required for crypto operations

Change-Id: I2e6a7abb56f0e3efdf314a57db131837d029de2e
Signed-off-by: default avatarAndrey Markovytch <andreym@codeaurora.org>
parent 3162449f

fs/ext4/inode.c

+6 −2
Original line number Diff line number Diff line
@@ -3224,7 +3224,9 @@ static ssize_t ext4_ext_direct_IO(struct kiocb *iocb, struct iov_iter *iter, 
		get_block_func = ext4_get_block_write;

		dio_flags = DIO_LOCKING;

	}

#ifdef CONFIG_EXT4_FS_ENCRYPTION

#if defined(CONFIG_EXT4_FS_ENCRYPTION) && \

!defined(CONFIG_EXT4_FS_ICE_ENCRYPTION)



	BUG_ON(ext4_encrypted_inode(inode) && S_ISREG(inode->i_mode));

#endif

	if (IS_DAX(inode))
@@ -3291,7 +3293,9 @@ static ssize_t ext4_direct_IO(struct kiocb *iocb, struct iov_iter *iter, 
	size_t count = iov_iter_count(iter);

	ssize_t ret;



#ifdef CONFIG_EXT4_FS_ENCRYPTION

#if defined(CONFIG_EXT4_FS_ENCRYPTION) && \

!defined(CONFIG_EXT4_FS_ICE_ENCRYPTION)



	if (ext4_encrypted_inode(inode) && S_ISREG(inode->i_mode))

		return 0;

#endif