| lists.openwall.net | lists / announce owl-users owl-dev john-users john-dev passwdqc-users yescrypt popa3d-users / oss-security kernel-hardening musl sabotage tlsify passwords / crypt-dev xvendor / Bugtraq Full-Disclosure linux-kernel linux-netdev linux-ext4 linux-hardening linux-cve-announce PHC | |
|
Open Source and information security mailing list archives
| ||
|
Message-Id: <20120316152013.f0963db1e85f4e8db670762e@canb.auug.org.au>
Date: Fri, 16 Mar 2012 15:20:13 +1100
From: Stephen Rothwell <sfr@...b.auug.org.au>
To: Benjamin Herrenschmidt <benh@...nel.crashing.org>
Cc: ppc-dev <linuxppc-dev@...ts.ozlabs.org>,
LKML <linux-kernel@...r.kernel.org>
Subject: [PATCH 4/5] powerpc: remove the remaining CONFIG_PPC_ISERIES pieces
Signed-off-by: Stephen Rothwell <sfr@...b.auug.org.au>
---
arch/powerpc/boot/Makefile | 9 +--------
arch/powerpc/include/asm/dma.h | 4 ----
arch/powerpc/include/asm/lppaca.h | 8 --------
arch/powerpc/include/asm/spinlock.h | 5 ++---
arch/powerpc/kernel/asm-offsets.c | 14 --------------
5 files changed, 3 insertions(+), 37 deletions(-)
diff --git a/arch/powerpc/boot/Makefile b/arch/powerpc/boot/Makefile
index 8844a17..6042e93 100644
--- a/arch/powerpc/boot/Makefile
+++ b/arch/powerpc/boot/Makefile
@@ -184,7 +184,6 @@ image-$(CONFIG_PPC_EFIKA) += zImage.chrp
image-$(CONFIG_PPC_PMAC) += zImage.pmac
image-$(CONFIG_PPC_HOLLY) += dtbImage.holly
image-$(CONFIG_PPC_PRPMC2800) += dtbImage.prpmc2800
-image-$(CONFIG_PPC_ISERIES) += zImage.iseries
image-$(CONFIG_DEFAULT_UIMAGE) += uImage
image-$(CONFIG_EPAPR_BOOT) += zImage.epapr
@@ -311,12 +310,6 @@ $(obj)/dtbImage.%: vmlinux $(wrapperbits) $(obj)/%.dtb
$(obj)/vmlinux.strip: vmlinux
$(STRIP) -s -R .comment $< -o $@
-# The iseries hypervisor won't take an ET_DYN executable, so this
-# changes the type (byte 17) in the file to ET_EXEC (2).
-$(obj)/zImage.iseries: vmlinux
- $(STRIP) -s -R .comment $< -o $@
- printf "\x02" | dd of=$@ conv=notrunc bs=1 seek=17
-
$(obj)/uImage: vmlinux $(wrapperbits)
$(call if_changed,wrap,uboot)
@@ -364,7 +357,7 @@ install: $(CONFIGURE) $(addprefix $(obj)/, $(image-y))
# anything not in $(targets)
clean-files += $(image-) $(initrd-) cuImage.* dtbImage.* treeImage.* \
zImage zImage.initrd zImage.chrp zImage.coff zImage.holly \
- zImage.iseries zImage.miboot zImage.pmac zImage.pseries \
+ zImage.miboot zImage.pmac zImage.pseries \
zImage.maple simpleImage.* otheros.bld *.dtb
# clean up files cached by wrapper
diff --git a/arch/powerpc/include/asm/dma.h b/arch/powerpc/include/asm/dma.h
index a7e06e2..adadb99 100644
--- a/arch/powerpc/include/asm/dma.h
+++ b/arch/powerpc/include/asm/dma.h
@@ -34,8 +34,6 @@
/* Doesn't really apply... */
#define MAX_DMA_ADDRESS (~0UL)
-#if !defined(CONFIG_PPC_ISERIES) || defined(CONFIG_PCI)
-
#ifdef HAVE_REALLY_SLOW_DMA_CONTROLLER
#define dma_outb outb_p
#else
@@ -354,7 +352,5 @@ extern int isa_dma_bridge_buggy;
#define isa_dma_bridge_buggy (0)
#endif
-#endif /* !defined(CONFIG_PPC_ISERIES) || defined(CONFIG_PCI) */
-
#endif /* __KERNEL__ */
#endif /* _ASM_POWERPC_DMA_H */
diff --git a/arch/powerpc/include/asm/lppaca.h b/arch/powerpc/include/asm/lppaca.h
index e0298d2..a76254a 100644
--- a/arch/powerpc/include/asm/lppaca.h
+++ b/arch/powerpc/include/asm/lppaca.h
@@ -41,15 +41,7 @@
* We only have to have statically allocated lppaca structs on
* legacy iSeries, which supports at most 64 cpus.
*/
-#ifdef CONFIG_PPC_ISERIES
-#if NR_CPUS < 64
-#define NR_LPPACAS NR_CPUS
-#else
-#define NR_LPPACAS 64
-#endif
-#else /* not iSeries */
#define NR_LPPACAS 1
-#endif
/* The Hypervisor barfs if the lppaca crosses a page boundary. A 1k
diff --git a/arch/powerpc/include/asm/spinlock.h b/arch/powerpc/include/asm/spinlock.h
index f9611bd..7124fc0 100644
--- a/arch/powerpc/include/asm/spinlock.h
+++ b/arch/powerpc/include/asm/spinlock.h
@@ -23,7 +23,6 @@
#ifdef CONFIG_PPC64
#include <asm/paca.h>
#include <asm/hvcall.h>
-#include <asm/iseries/hv_call.h>
#endif
#include <asm/asm-compat.h>
#include <asm/synch.h>
@@ -95,12 +94,12 @@ static inline int arch_spin_trylock(arch_spinlock_t *lock)
* value.
*/
-#if defined(CONFIG_PPC_SPLPAR) || defined(CONFIG_PPC_ISERIES)
+#if defined(CONFIG_PPC_SPLPAR)
/* We only yield to the hypervisor if we are in shared processor mode */
#define SHARED_PROCESSOR (get_lppaca()->shared_proc)
extern void __spin_yield(arch_spinlock_t *lock);
extern void __rw_yield(arch_rwlock_t *lock);
-#else /* SPLPAR || ISERIES */
+#else /* SPLPAR */
#define __spin_yield(x) barrier()
#define __rw_yield(x) barrier()
#define SHARED_PROCESSOR 0
diff --git a/arch/powerpc/kernel/asm-offsets.c b/arch/powerpc/kernel/asm-offsets.c
index cdd0d26..cc492e4 100644
--- a/arch/powerpc/kernel/asm-offsets.c
+++ b/arch/powerpc/kernel/asm-offsets.c
@@ -46,9 +46,6 @@
#include <asm/hvcall.h>
#include <asm/xics.h>
#endif
-#ifdef CONFIG_PPC_ISERIES
-#include <asm/iseries/alpaca.h>
-#endif
#ifdef CONFIG_PPC_POWERNV
#include <asm/opal.h>
#endif
@@ -384,17 +381,6 @@ int main(void)
DEFINE(BUG_ENTRY_SIZE, sizeof(struct bug_entry));
#endif
-#ifdef CONFIG_PPC_ISERIES
- /* the assembler miscalculates the VSID values */
- DEFINE(PAGE_OFFSET_ESID, GET_ESID(PAGE_OFFSET));
- DEFINE(PAGE_OFFSET_VSID, KERNEL_VSID(PAGE_OFFSET));
- DEFINE(VMALLOC_START_ESID, GET_ESID(VMALLOC_START));
- DEFINE(VMALLOC_START_VSID, KERNEL_VSID(VMALLOC_START));
-
- /* alpaca */
- DEFINE(ALPACA_SIZE, sizeof(struct alpaca));
-#endif
-
DEFINE(PGD_TABLE_SIZE, PGD_TABLE_SIZE);
DEFINE(PTE_SIZE, sizeof(pte_t));
--
1.7.9.1
--
Cheers,
Stephen Rothwell sfr@...b.auug.org.au
http://www.canb.auug.org.au/~sfr/
Content of type "application/pgp-signature" skipped
Powered by blists - more mailing lists