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1c05cf9058
This is safer as it doesn't rely on the data being stored in a single page in an sgl. It also aids our effort to start phasing out users of sg_page. See [1]. For this we kmalloc some memory, copy to it and free at the end. Note: we can't allocate this memory on the stack as the kbuild test robot reports some frame size overflows on i386. [1] https://lwn.net/Articles/720053/ Signed-off-by: Logan Gunthorpe <logang@deltatee.com> Reviewed-by: Christoph Hellwig <hch@lst.de> Reviewed-by: Max Gurtovoy <maxg@mellanox.com> Signed-off-by: Sagi Grimberg <sagi@grimberg.me> |
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