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authorMarcel Ziswiler <marcel.ziswiler@toradex.com>2020-05-19 23:01:26 +0200
committerMarcel Ziswiler <marcel.ziswiler@toradex.com>2020-05-19 23:37:01 +0200
commit2ae782ca839e0ee07de37122ddea362adff2e975 (patch)
treedf6b1a190760f51465122ca4c13492d5ac5984c6 /fs/ext4/file.c
parent0a8ab17689e628c84a666195bfc6ab85d11cf057 (diff)
parent0661b3d6cfd774e28a2e2ba90a3d87479e5c399b (diff)
Merge tag 'v4.9.220' into 4.9-2.3.x-imx
This is the 4.9.220 stable release Conflicts: arch/arm/Kconfig.debug arch/arm/boot/dts/imx7s.dtsi arch/arm/mach-imx/common.h arch/arm/mach-imx/cpuidle-imx6q.c arch/arm/mach-imx/cpuidle-imx6sx.c arch/arm/mach-imx/suspend-imx6.S block/blk-core.c drivers/crypto/caam/caamalg.c drivers/crypto/mxs-dcp.c drivers/dma/imx-sdma.c drivers/gpu/drm/bridge/adv7511/adv7511_drv.c drivers/input/keyboard/imx_keypad.c drivers/input/keyboard/snvs_pwrkey.c drivers/mmc/host/sdhci.c drivers/net/can/flexcan.c drivers/net/ethernet/freescale/fec_main.c drivers/net/phy/phy_device.c drivers/net/wireless/ath/ath10k/pci.c drivers/tty/serial/imx.c drivers/usb/dwc3/gadget.c drivers/usb/host/xhci.c include/linux/blkdev.h include/linux/cpu.h include/linux/platform_data/dma-imx-sdma.h kernel/cpu.c net/wireless/util.c sound/soc/fsl/Kconfig sound/soc/fsl/fsl_esai.c sound/soc/fsl/fsl_sai.c sound/soc/fsl/imx-sgtl5000.c
Diffstat (limited to 'fs/ext4/file.c')
-rw-r--r--fs/ext4/file.c7
1 files changed, 7 insertions, 0 deletions
diff --git a/fs/ext4/file.c b/fs/ext4/file.c
index fe76d0957a1f..59d3ea7094a0 100644
--- a/fs/ext4/file.c
+++ b/fs/ext4/file.c
@@ -163,6 +163,13 @@ ext4_file_write_iter(struct kiocb *iocb, struct iov_iter *from)
}
ret = __generic_file_write_iter(iocb, from);
+ /*
+ * Unaligned direct AIO must be the only IO in flight. Otherwise
+ * overlapping aligned IO after unaligned might result in data
+ * corruption.
+ */
+ if (ret == -EIOCBQUEUED && unaligned_aio)
+ ext4_unwritten_wait(inode);
inode_unlock(inode);
if (ret > 0)