x86/asm: Fix an assembler warning with current binutils

stable inclusion
from stable-v5.10.165
commit bf6c7f1801314a38e8049775003e4839db7c7bf6
category: bugfix
bugzilla: https://gitee.com/openeuler/kernel/issues/I7T7G4

Reference: https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git/commit/?id=bf6c7f1801314a38e8049775003e4839db7c7bf6



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[ Upstream commit 55d23536 ]

Fix a warning: "found `movsd'; assuming `movsl' was meant"

Signed-off-by: Mikulas Patocka <mpatocka@redhat.com>
Signed-off-by: Ingo Molnar <mingo@kernel.org>
Cc: linux-kernel@vger.kernel.org
Signed-off-by: Sasha Levin <sashal@kernel.org>
Signed-off-by: sanglipeng <sanglipeng1@jd.com>