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authorMichael Kelley <mikelley@microsoft.com>2022-02-06 11:36:56 -0800
committerWei Liu <wei.liu@kernel.org>2022-02-07 17:55:30 +0000
commit6bf625a4140f24b490766043b307f8252519578b (patch)
tree2c7e6d3eb00d586d1d3ddd9b201895960d3d4480 /drivers/hv/hv_utils_transport.c
parent8bc69f86328e87a0ffa79438430cc82f3aa6a194 (diff)
Drivers: hv: vmbus: Rework use of DMA_BIT_MASK(64)
Using DMA_BIT_MASK(64) as an initializer for a global variable causes problems with Clang 12.0.1. The compiler doesn't understand that value 64 is excluded from the shift at compile time, resulting in a build error. While this is a compiler problem, avoid the issue by setting up the dma_mask memory as part of struct hv_device, and initialize it using dma_set_mask(). Reported-by: Nathan Chancellor <nathan@kernel.org> Reported-by: Vitaly Chikunov <vt@altlinux.org> Reported-by: Jakub Kicinski <kuba@kernel.org> Fixes: 743b237c3a7b ("scsi: storvsc: Add Isolation VM support for storvsc driver") Signed-off-by: Michael Kelley <mikelley@microsoft.com> Reviewed-by: Nathan Chancellor <nathan@kernel.org> Tested-by: Nathan Chancellor <nathan@kernel.org> Link: https://lore.kernel.org/r/1644176216-12531-1-git-send-email-mikelley@microsoft.com Signed-off-by: Wei Liu <wei.liu@kernel.org>
Diffstat (limited to 'drivers/hv/hv_utils_transport.c')
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