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From: Christophe Leroy <christophe.leroy@csgroup.eu>
To: Benjamin Herrenschmidt <benh@kernel.crashing.org>,
	Paul Mackerras <paulus@samba.org>,
	Michael Ellerman <mpe@ellerman.id.au>,
	 npiggin@gmail.com
Cc: linuxppc-dev@lists.ozlabs.org, linux-kernel@vger.kernel.org
Subject: [PATCH 2/2] powerpc/paca: Remove mm_ctx_id and mm_ctx_slb_addr_limit
Date: Mon,  3 May 2021 16:46:11 +0000 (UTC)	[thread overview]
Message-ID: <cc8bc507cce433bc9bbfe86f6fc22b29ce21d461.1620060357.git.christophe.leroy@csgroup.eu> (raw)
In-Reply-To: <f38728dbe96df5fef84c868640def5f6d7c114bc.1620060357.git.christophe.leroy@csgroup.eu>

mm_ctx_id and mm_ctx_slb_addr_limit are not used anymore.

Remove them.

Signed-off-by: Christophe Leroy <christophe.leroy@csgroup.eu>
---
 arch/powerpc/include/asm/paca.h | 2 --
 arch/powerpc/kernel/paca.c      | 2 --
 2 files changed, 4 deletions(-)

diff --git a/arch/powerpc/include/asm/paca.h b/arch/powerpc/include/asm/paca.h
index ec18ac818e3a..ecc8d792a431 100644
--- a/arch/powerpc/include/asm/paca.h
+++ b/arch/powerpc/include/asm/paca.h
@@ -149,11 +149,9 @@ struct paca_struct {
 #endif /* CONFIG_PPC_BOOK3E */
 
 #ifdef CONFIG_PPC_BOOK3S
-	mm_context_id_t mm_ctx_id;
 #ifdef CONFIG_PPC_MM_SLICES
 	unsigned char mm_ctx_low_slices_psize[BITS_PER_LONG / BITS_PER_BYTE];
 	unsigned char mm_ctx_high_slices_psize[SLICE_ARRAY_SIZE];
-	unsigned long mm_ctx_slb_addr_limit;
 #else
 	u16 mm_ctx_user_psize;
 	u16 mm_ctx_sllp;
diff --git a/arch/powerpc/kernel/paca.c b/arch/powerpc/kernel/paca.c
index 7f5aae3c387d..9bd30cac852b 100644
--- a/arch/powerpc/kernel/paca.c
+++ b/arch/powerpc/kernel/paca.c
@@ -346,10 +346,8 @@ void copy_mm_to_paca(struct mm_struct *mm)
 #ifdef CONFIG_PPC_BOOK3S
 	mm_context_t *context = &mm->context;
 
-	get_paca()->mm_ctx_id = context->id;
 #ifdef CONFIG_PPC_MM_SLICES
 	VM_BUG_ON(!mm_ctx_slb_addr_limit(context));
-	get_paca()->mm_ctx_slb_addr_limit = mm_ctx_slb_addr_limit(context);
 	memcpy(&get_paca()->mm_ctx_low_slices_psize, mm_ctx_low_slices(context),
 	       LOW_SLICE_ARRAY_SZ);
 	memcpy(&get_paca()->mm_ctx_high_slices_psize, mm_ctx_high_slices(context),
-- 
2.25.0


  reply	other threads:[~2021-05-03 16:47 UTC|newest]

Thread overview: 6+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2021-05-03 16:46 [PATCH 1/2] powerpc/asm-offset: Remove unused items related to paca Christophe Leroy
2021-05-03 16:46 ` Christophe Leroy [this message]
2021-05-04 10:14   ` [PATCH 2/2] powerpc/paca: Remove mm_ctx_id and mm_ctx_slb_addr_limit Nicholas Piggin
2021-05-04 10:14 ` [PATCH 1/2] powerpc/asm-offset: Remove unused items related to paca Nicholas Piggin
2021-05-04 10:40   ` Christophe Leroy
2021-05-05  4:49     ` Christophe Leroy

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