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2d299e3d77
It makes no sense to copy the bytes after sizeof(struct task_struct), FPU state will be initialized in fpu_clone(). A plain memcpy(dst, src, sizeof(struct task_struct)) should work too, but "_and_pad" looks safer. [ mingo: Simplify it a bit more. ] Signed-off-by: Oleg Nesterov <oleg@redhat.com> Signed-off-by: Ingo Molnar <mingo@kernel.org> Cc: Andy Lutomirski <luto@amacapital.net> Cc: Brian Gerst <brgerst@gmail.com> Cc: Chang S . Bae <chang.seok.bae@intel.com> Cc: H. Peter Anvin <hpa@zytor.com> Cc: Linus Torvalds <torvalds@linux-foundation.org> Cc: Peter Zijlstra <peterz@infradead.org> Link: https://lore.kernel.org/r/20250503143850.GA8997@redhat.com |
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