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authorChristophe Leroy <christophe.leroy@c-s.fr>2019-01-17 23:25:53 +1100
committerMichael Ellerman <mpe@ellerman.id.au>2019-02-23 22:31:40 +1100
commit4e67bfd7aa21b4b737a43df627956dba9c742983 (patch)
treee691cf7a799b2d86d41a6822805861a079f96ccc
parent05b98791ec60f6a1862c58b3424f6aaeb00dfb72 (diff)
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: Christophe Leroy <christophe.leroy@c-s.fr> Reviewed-by: Nicholas Piggin <npiggin@gmail.com> [mpe: Split out of larger patch] Signed-off-by: Michael Ellerman <mpe@ellerman.id.au>
-rw-r--r--arch/powerpc/include/asm/reg.h2
-rw-r--r--arch/powerpc/kernel/head_32.S2
-rw-r--r--arch/powerpc/kernel/head_44x.S2
-rw-r--r--arch/powerpc/kernel/head_fsl_booke.S2
4 files changed, 4 insertions, 4 deletions
diff --git a/arch/powerpc/include/asm/reg.h b/arch/powerpc/include/asm/reg.h
index c25880e6a16a..c5b2aff0ce8e 100644
--- a/arch/powerpc/include/asm/reg.h
+++ b/arch/powerpc/include/asm/reg.h
@@ -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:
diff --git a/arch/powerpc/kernel/head_32.S b/arch/powerpc/kernel/head_32.S
index e07cfd5756d9..2112805ef1d1 100644
--- a/arch/powerpc/kernel/head_32.S
+++ b/arch/powerpc/kernel/head_32.S
@@ -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)
diff --git a/arch/powerpc/kernel/head_44x.S b/arch/powerpc/kernel/head_44x.S
index bf23c19c92d6..4e8c8bf50413 100644
--- a/arch/powerpc/kernel/head_44x.S
+++ b/arch/powerpc/kernel/head_44x.S
@@ -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)
diff --git a/arch/powerpc/kernel/head_fsl_booke.S b/arch/powerpc/kernel/head_fsl_booke.S
index 42d8d6fc00cb..6301bb24889a 100644
--- a/arch/powerpc/kernel/head_fsl_booke.S
+++ b/arch/powerpc/kernel/head_fsl_booke.S
@@ -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)