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a035154da4
As pointed out by Thomas, we likely need to flush the pages here if the GPU can read the page contents directly from main memory. Underneath we don't know what the sg_table is pointing to, so just add a wbinvd_on_all_cpus() here, for now. Reported-by: Thomas Hellström <thomas.hellstrom@linux.intel.com> Signed-off-by: Matthew Auld <matthew.auld@intel.com> Cc: Thomas Hellström <thomas.hellstrom@linux.intel.com> Reviewed-by: Thomas Hellström <thomas.hellstrom@linux.intel.com> Link: https://patchwork.freedesktop.org/patch/msgid/20211018174508.2137279-4-matthew.auld@intel.com |
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