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Commit ce0ac1fc authored by Michael Neuling's avatar Michael Neuling Committed by Benjamin Herrenschmidt
Browse files

powerpc/tm: Remove unnecessary r1 save 



We save r1 to the scratch SPR and restore it from there after the trechkpt so
saving r1 to the paca is not needed.

Signed-off-by: default avatarMichael Neuling <mikey@neuling.org>
Signed-off-by: default avatarBenjamin Herrenschmidt <benh@kernel.crashing.org>
parent fb5153d0

arch/powerpc/kernel/tm.S

+0 −2
Original line number Diff line number Diff line
@@ -320,8 +320,6 @@ _GLOBAL(__tm_recheckpoint) 
	 */

	SAVE_NVGPRS(r1)



	std	r1, PACAR1(r13)



	/* Load complete register state from ts_ckpt* registers */



	addi	r7, r3, PT_CKPT_REGS		/* Thread's ckpt_regs */