https://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=d472fcc8379c062bd56a3876fc6ef22258f14a91
https://bugs.freedesktop.org/show_bug.cgi?id=76554#c116
https:/ /git.kernel. org/cgit/ linux/kernel/ git/torvalds/ linux.git/ commit/ ?id=d472fcc8379 c062bd56a3876fc 6ef22258f14a91
https:/ /bugs.freedeskt op.org/ show_bug. cgi?id= 76554#c116