[PATCH 1/2] powerpc/fpu: Drop cvt_fd() and cvt_df()

Subsystems: linux for powerpc (32-bit and 64-bit), the rest

STALE2160d LANDED

Landed in mainline as 63442de43011 on 2020-09-02.

3 messages, 2 authors, 2020-09-09 · open the first message on its own page

[PATCH 1/2] powerpc/fpu: Drop cvt_fd() and cvt_df()

From: Christophe Leroy <hidden>
Date: 2020-08-06 19:51:11

Those two functions have been unused since commit identified below.
Drop them.

Fixes: 31bfdb036f12 ("powerpc: Use instruction emulation infrastructure to handle alignment faults")
Signed-off-by: Christophe Leroy <redacted>
---
 arch/powerpc/include/asm/processor.h |  2 --
 arch/powerpc/kernel/fpu.S            | 15 ---------------
 2 files changed, 17 deletions(-)

diff --git a/arch/powerpc/include/asm/processor.h b/arch/powerpc/include/asm/processor.h
index 5c20b6d509ae..9ebcb2f095db 100644
--- a/arch/powerpc/include/asm/processor.h
+++ b/arch/powerpc/include/asm/processor.h

@@ -425,8 +425,6 @@ extern void flush_instruction_cache(void);
 extern void hard_reset_now(void);
 extern void poweroff_now(void);
 extern int fix_alignment(struct pt_regs *);
-extern void cvt_fd(float *from, double *to);
-extern void cvt_df(double *from, float *to);
 extern void _nmask_and_or_msr(unsigned long nmask, unsigned long or_val);
 
 #ifdef CONFIG_PPC64

diff --git a/arch/powerpc/kernel/fpu.S b/arch/powerpc/kernel/fpu.S
index 4ae39db70044..825893d4cb59 100644
--- a/arch/powerpc/kernel/fpu.S
+++ b/arch/powerpc/kernel/fpu.S

@@ -134,18 +134,3 @@ _GLOBAL(save_fpu)
 	mffs	fr0
 	stfd	fr0,FPSTATE_FPSCR(r6)
 	blr
-
-/*
- * These are used in the alignment trap handler when emulating
- * single-precision loads and stores.
- */
-
-_GLOBAL(cvt_fd)
-	lfs	0,0(r3)
-	stfd	0,0(r4)
-	blr
-
-_GLOBAL(cvt_df)
-	lfd	0,0(r3)
-	stfs	0,0(r4)
-	blr

-- 
2.25.0

[PATCH 2/2] powerpc: drop hard_reset_now() and poweroff_now() declaration

From: Christophe Leroy <hidden>
Date: 2020-08-06 19:51:20

Those function have never existed. Drop their declaration.

Signed-off-by: Christophe Leroy <redacted>
---
 arch/powerpc/include/asm/processor.h | 2 --
 1 file changed, 2 deletions(-)

diff --git a/arch/powerpc/include/asm/processor.h b/arch/powerpc/include/asm/processor.h
index 9ebcb2f095db..2b4dc10230da 100644
--- a/arch/powerpc/include/asm/processor.h
+++ b/arch/powerpc/include/asm/processor.h

@@ -422,8 +422,6 @@ extern void power9_idle_type(unsigned long stop_psscr_val,
 			      unsigned long stop_psscr_mask);
 
 extern void flush_instruction_cache(void);
-extern void hard_reset_now(void);
-extern void poweroff_now(void);
 extern int fix_alignment(struct pt_regs *);
 extern void _nmask_and_or_msr(unsigned long nmask, unsigned long or_val);

-- 
2.25.0

Re: [PATCH 1/2] powerpc/fpu: Drop cvt_fd() and cvt_df()

From: Michael Ellerman <hidden>
Date: 2020-09-09 16:29:03

On Thu, 6 Aug 2020 12:20:34 +0000 (UTC), Christophe Leroy wrote:

Those two functions have been unused since commit identified below.
Drop them.

Applied to powerpc/next.

[1/2] powerpc/fpu: Drop cvt_fd() and cvt_df()
      https://git.kernel.org/powerpc/c/63442de4301188129e1fcff144fbfb966ad5eb19
[2/2] powerpc: drop hard_reset_now() and poweroff_now() declaration
      https://git.kernel.org/powerpc/c/82eb1792426f8a171cdaa6cfccb63c39f55bc9bd

cheers

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