Commit 4e67bfd7 authored by Christophe Leroy's avatar Christophe Leroy Committed by Michael Ellerman
Browse files

powerpc: Update comments in preparation for THREAD_INFO_IN_TASK 



Update a few comments that talk about current_thread_info() in
preparation for THREAD_INFO_IN_TASK.

Signed-off-by: default avatarChristophe Leroy <christophe.leroy@c-s.fr>
Reviewed-by: default avatarNicholas Piggin <npiggin@gmail.com>
[mpe: Split out of larger patch]
Signed-off-by: default avatarMichael Ellerman <mpe@ellerman.id.au>
parent 05b98791

arch/powerpc/include/asm/reg.h

+1 −1
Original line number Diff line number Diff line
@@ -1062,7 +1062,7 @@ 
 *	- SPRG9 debug exception scratch

 *

 * All 32-bit:

 *	- SPRG3 current thread_info pointer

 *	- SPRG3 current thread_struct physical addr pointer

 *        (virtual on BookE, physical on others)

 *

 * 32-bit classic:

arch/powerpc/kernel/head_32.S

+1 −1
Original line number Diff line number Diff line
@@ -831,7 +831,7 @@ __secondary_start: 
	bl	init_idle_6xx

#endif /* CONFIG_PPC_BOOK3S_32 */



	/* get current_thread_info and current */

	/* get current's stack and current */

	lis	r1,secondary_ti@ha

	tophys(r1,r1)

	lwz	r1,secondary_ti@l(r1)

arch/powerpc/kernel/head_44x.S

+1 −1
Original line number Diff line number Diff line
@@ -1019,7 +1019,7 @@ _GLOBAL(start_secondary_47x) 


	/* Now we can get our task struct and real stack pointer */



	/* Get current_thread_info and current */

	/* Get current's stack and current */

	lis	r1,secondary_ti@ha

	lwz	r1,secondary_ti@l(r1)

	lwz	r2,TI_TASK(r1)

arch/powerpc/kernel/head_fsl_booke.S

+1 −1
Original line number Diff line number Diff line
@@ -1091,7 +1091,7 @@ __secondary_start: 
	mr	r4,r24		/* Why? */

	bl	call_setup_cpu



	/* get current_thread_info and current */

	/* get current's stack and current */

	lis	r1,secondary_ti@ha

	lwz	r1,secondary_ti@l(r1)

	lwz	r2,TI_TASK(r1)

CRA Git | Maintained and supported by SUSTech CRA and CCSE