From: Christophe Leroy <christophe.leroy@csgroup.eu> To: Sathvika Vasireddy <sv@linux.ibm.com>, "linuxppc-dev@lists.ozlabs.org" <linuxppc-dev@lists.ozlabs.org> Cc: "jpoimboe@redhat.com" <jpoimboe@redhat.com>, "peterz@infradead.org" <peterz@infradead.org>, "linux-kernel@vger.kernel.org" <linux-kernel@vger.kernel.org>, "aik@ozlabs.ru" <aik@ozlabs.ru>, "mpe@ellerman.id.au" <mpe@ellerman.id.au>, "mingo@redhat.com" <mingo@redhat.com>, "rostedt@goodmis.org" <rostedt@goodmis.org>, "mbenes@suse.cz" <mbenes@suse.cz>, "npiggin@gmail.com" <npiggin@gmail.com>, "chenzhongjin@huawei.com" <chenzhongjin@huawei.com>, "naveen.n.rao@linux.vnet.ibm.com" <naveen.n.rao@linux.vnet.ibm.com>, "Elliott, Robert (Servers)" <elliott@hpe.com> Subject: Re: [PATCH v2 15/16] objtool/powerpc: Enable objtool to be built on ppc Date: Tue, 30 Aug 2022 06:41:49 +0000 [thread overview] Message-ID: <33924523-5437-eb9a-116a-8e249ce99bd2@csgroup.eu> (raw) In-Reply-To: <20220829055223.24767-16-sv@linux.ibm.com> Le 29/08/2022 à 07:52, Sathvika Vasireddy a écrit : > This patch adds [stub] implementations for required > functions, inorder to enable objtool build on powerpc. Not all powerpc it seems, see below > > Signed-off-by: Sathvika Vasireddy <sv@linux.ibm.com> > [Christophe Leroy: powerpc: Add missing asm/asm.h for objtool] > Signed-off-by: Christophe Leroy <christophe.leroy@csgroup.eu> > --- > arch/powerpc/Kconfig | 1 + > arch/powerpc/include/asm/asm.h | 7 ++ > tools/objtool/arch/powerpc/Build | 2 + > tools/objtool/arch/powerpc/decode.c | 74 +++++++++++++++++++ > .../arch/powerpc/include/arch/cfi_regs.h | 11 +++ > tools/objtool/arch/powerpc/include/arch/elf.h | 8 ++ > .../arch/powerpc/include/arch/special.h | 21 ++++++ > tools/objtool/arch/powerpc/special.c | 19 +++++ > 8 files changed, 143 insertions(+) > create mode 100644 arch/powerpc/include/asm/asm.h > create mode 100644 tools/objtool/arch/powerpc/Build > create mode 100644 tools/objtool/arch/powerpc/decode.c > create mode 100644 tools/objtool/arch/powerpc/include/arch/cfi_regs.h > create mode 100644 tools/objtool/arch/powerpc/include/arch/elf.h > create mode 100644 tools/objtool/arch/powerpc/include/arch/special.h > create mode 100644 tools/objtool/arch/powerpc/special.c > > diff --git a/arch/powerpc/Kconfig b/arch/powerpc/Kconfig > index 4c466acdc70d..dc05cd23c233 100644 > --- a/arch/powerpc/Kconfig > +++ b/arch/powerpc/Kconfig > @@ -237,6 +237,7 @@ config PPC > select HAVE_MOD_ARCH_SPECIFIC > select HAVE_NMI if PERF_EVENTS || (PPC64 && PPC_BOOK3S) > select HAVE_OPTPROBES > + select HAVE_OBJTOOL if PPC32 || MPROFILE_KERNEL Why restrict it to MPROFILE_KERNEL ? In your RFC it was for all PPC64. Recent discussion on the list shows new problem with recordmcount, see https://lore.kernel.org/all/MW5PR84MB184250EA1CAE04497C1E7CE9AB769@MW5PR84MB1842.NAMPRD84.PROD.OUTLOOK.COM/ Those ones are with ppc64 big endian, so objtool would be welcome here as well. > select HAVE_PERF_EVENTS > select HAVE_PERF_EVENTS_NMI if PPC64 > select HAVE_PERF_REGS > diff --git a/arch/powerpc/include/asm/asm.h b/arch/powerpc/include/asm/asm.h > new file mode 100644 > index 000000000000..86f46b604e9a > --- /dev/null > +++ b/arch/powerpc/include/asm/asm.h > @@ -0,0 +1,7 @@ > +/* SPDX-License-Identifier: GPL-2.0 */ > +#ifndef _ASM_POWERPC_ASM_H > +#define _ASM_POWERPC_ASM_H > + > +#define _ASM_PTR " .long " > + > +#endif /* _ASM_POWERPC_ASM_H */ > diff --git a/tools/objtool/arch/powerpc/Build b/tools/objtool/arch/powerpc/Build > new file mode 100644 > index 000000000000..d24d5636a5b8 > --- /dev/null > +++ b/tools/objtool/arch/powerpc/Build > @@ -0,0 +1,2 @@ > +objtool-y += decode.o > +objtool-y += special.o > diff --git a/tools/objtool/arch/powerpc/decode.c b/tools/objtool/arch/powerpc/decode.c > new file mode 100644 > index 000000000000..8b6a14680da7 > --- /dev/null > +++ b/tools/objtool/arch/powerpc/decode.c > @@ -0,0 +1,74 @@ > +// SPDX-License-Identifier: GPL-2.0-or-later > + > +#include <stdio.h> > +#include <stdlib.h> > +#include <objtool/check.h> > +#include <objtool/elf.h> > +#include <objtool/arch.h> > +#include <objtool/warn.h> > +#include <objtool/builtin.h> > +#include <objtool/endianness.h> > + > +unsigned long arch_dest_reloc_offset(int addend) > +{ > + return addend; > +} > + > +bool arch_callee_saved_reg(unsigned char reg) > +{ > + return false; > +} > + > +int arch_decode_hint_reg(u8 sp_reg, int *base) > +{ > + exit(-1); > +} > + > +const char *arch_nop_insn(int len) > +{ > + exit(-1); > +} > + > +const char *arch_ret_insn(int len) > +{ > + exit(-1); > +} > + > +int arch_decode_instruction(struct objtool_file *file, const struct section *sec, > + unsigned long offset, unsigned int maxlen, > + unsigned int *len, enum insn_type *type, > + unsigned long *immediate, > + struct list_head *ops_list) > +{ > + u32 insn; > + > + *immediate = 0; > + insn = bswap_if_needed(file->elf, *(u32 *)(sec->data->d_buf + offset)); > + *len = 4; > + *type = INSN_OTHER; > + > + return 0; > +} > + > +unsigned long arch_jump_destination(struct instruction *insn) > +{ > + return insn->offset + insn->immediate; > +} > + > +void arch_initial_func_cfi_state(struct cfi_init_state *state) > +{ > + int i; > + > + for (i = 0; i < CFI_NUM_REGS; i++) { > + state->regs[i].base = CFI_UNDEFINED; > + state->regs[i].offset = 0; > + } > + > + /* initial CFA (call frame address) */ > + state->cfa.base = CFI_SP; > + state->cfa.offset = 0; > + > + /* initial LR (return address) */ > + state->regs[CFI_RA].base = CFI_CFA; > + state->regs[CFI_RA].offset = 0; > +} > diff --git a/tools/objtool/arch/powerpc/include/arch/cfi_regs.h b/tools/objtool/arch/powerpc/include/arch/cfi_regs.h > new file mode 100644 > index 000000000000..59638ebeafc8 > --- /dev/null > +++ b/tools/objtool/arch/powerpc/include/arch/cfi_regs.h > @@ -0,0 +1,11 @@ > +/* SPDX-License-Identifier: GPL-2.0-or-later */ > + > +#ifndef _OBJTOOL_CFI_REGS_H > +#define _OBJTOOL_CFI_REGS_H > + > +#define CFI_BP 1 > +#define CFI_SP CFI_BP > +#define CFI_RA 32 > +#define CFI_NUM_REGS 33 > + > +#endif > diff --git a/tools/objtool/arch/powerpc/include/arch/elf.h b/tools/objtool/arch/powerpc/include/arch/elf.h > new file mode 100644 > index 000000000000..3c8ebb7d2a6b > --- /dev/null > +++ b/tools/objtool/arch/powerpc/include/arch/elf.h > @@ -0,0 +1,8 @@ > +/* SPDX-License-Identifier: GPL-2.0-or-later */ > + > +#ifndef _OBJTOOL_ARCH_ELF > +#define _OBJTOOL_ARCH_ELF > + > +#define R_NONE R_PPC_NONE > + > +#endif /* _OBJTOOL_ARCH_ELF */ > diff --git a/tools/objtool/arch/powerpc/include/arch/special.h b/tools/objtool/arch/powerpc/include/arch/special.h > new file mode 100644 > index 000000000000..ffef9ada7133 > --- /dev/null > +++ b/tools/objtool/arch/powerpc/include/arch/special.h > @@ -0,0 +1,21 @@ > +/* SPDX-License-Identifier: GPL-2.0-or-later */ > +#ifndef _PPC_ARCH_SPECIAL_H > +#define _PPC_ARCH_SPECIAL_H > + > +#define EX_ENTRY_SIZE 8 > +#define EX_ORIG_OFFSET 0 > +#define EX_NEW_OFFSET 4 > + > +#define JUMP_ENTRY_SIZE 16 > +#define JUMP_ORIG_OFFSET 0 > +#define JUMP_NEW_OFFSET 4 > +#define JUMP_KEY_OFFSET 8 > + > +#define ALT_ENTRY_SIZE 12 > +#define ALT_ORIG_OFFSET 0 > +#define ALT_NEW_OFFSET 4 > +#define ALT_FEATURE_OFFSET 8 > +#define ALT_ORIG_LEN_OFFSET 10 > +#define ALT_NEW_LEN_OFFSET 11 > + > +#endif /* _PPC_ARCH_SPECIAL_H */ > diff --git a/tools/objtool/arch/powerpc/special.c b/tools/objtool/arch/powerpc/special.c > new file mode 100644 > index 000000000000..d33868147196 > --- /dev/null > +++ b/tools/objtool/arch/powerpc/special.c > @@ -0,0 +1,19 @@ > +// SPDX-License-Identifier: GPL-2.0-or-later > +#include <string.h> > +#include <stdlib.h> > +#include <objtool/special.h> > +#include <objtool/builtin.h> > + > + > +bool arch_support_alt_relocation(struct special_alt *special_alt, > + struct instruction *insn, > + struct reloc *reloc) > +{ > + exit(-1); > +} > + > +struct reloc *arch_find_switch_table(struct objtool_file *file, > + struct instruction *insn) > +{ > + exit(-1); > +}
WARNING: multiple messages have this Message-ID (diff)
From: Christophe Leroy <christophe.leroy@csgroup.eu> To: Sathvika Vasireddy <sv@linux.ibm.com>, "linuxppc-dev@lists.ozlabs.org" <linuxppc-dev@lists.ozlabs.org> Cc: "peterz@infradead.org" <peterz@infradead.org>, "linux-kernel@vger.kernel.org" <linux-kernel@vger.kernel.org>, "rostedt@goodmis.org" <rostedt@goodmis.org>, "aik@ozlabs.ru" <aik@ozlabs.ru>, "mingo@redhat.com" <mingo@redhat.com>, "npiggin@gmail.com" <npiggin@gmail.com>, "jpoimboe@redhat.com" <jpoimboe@redhat.com>, "naveen.n.rao@linux.vnet.ibm.com" <naveen.n.rao@linux.vnet.ibm.com>, "mbenes@suse.cz" <mbenes@suse.cz>, "chenzhongjin@huawei.com" <chenzhongjin@huawei.com>, "Elliott, Robert \(Servers\)" <elliott@hpe.com> Subject: Re: [PATCH v2 15/16] objtool/powerpc: Enable objtool to be built on ppc Date: Tue, 30 Aug 2022 06:41:49 +0000 [thread overview] Message-ID: <33924523-5437-eb9a-116a-8e249ce99bd2@csgroup.eu> (raw) In-Reply-To: <20220829055223.24767-16-sv@linux.ibm.com> Le 29/08/2022 à 07:52, Sathvika Vasireddy a écrit : > This patch adds [stub] implementations for required > functions, inorder to enable objtool build on powerpc. Not all powerpc it seems, see below > > Signed-off-by: Sathvika Vasireddy <sv@linux.ibm.com> > [Christophe Leroy: powerpc: Add missing asm/asm.h for objtool] > Signed-off-by: Christophe Leroy <christophe.leroy@csgroup.eu> > --- > arch/powerpc/Kconfig | 1 + > arch/powerpc/include/asm/asm.h | 7 ++ > tools/objtool/arch/powerpc/Build | 2 + > tools/objtool/arch/powerpc/decode.c | 74 +++++++++++++++++++ > .../arch/powerpc/include/arch/cfi_regs.h | 11 +++ > tools/objtool/arch/powerpc/include/arch/elf.h | 8 ++ > .../arch/powerpc/include/arch/special.h | 21 ++++++ > tools/objtool/arch/powerpc/special.c | 19 +++++ > 8 files changed, 143 insertions(+) > create mode 100644 arch/powerpc/include/asm/asm.h > create mode 100644 tools/objtool/arch/powerpc/Build > create mode 100644 tools/objtool/arch/powerpc/decode.c > create mode 100644 tools/objtool/arch/powerpc/include/arch/cfi_regs.h > create mode 100644 tools/objtool/arch/powerpc/include/arch/elf.h > create mode 100644 tools/objtool/arch/powerpc/include/arch/special.h > create mode 100644 tools/objtool/arch/powerpc/special.c > > diff --git a/arch/powerpc/Kconfig b/arch/powerpc/Kconfig > index 4c466acdc70d..dc05cd23c233 100644 > --- a/arch/powerpc/Kconfig > +++ b/arch/powerpc/Kconfig > @@ -237,6 +237,7 @@ config PPC > select HAVE_MOD_ARCH_SPECIFIC > select HAVE_NMI if PERF_EVENTS || (PPC64 && PPC_BOOK3S) > select HAVE_OPTPROBES > + select HAVE_OBJTOOL if PPC32 || MPROFILE_KERNEL Why restrict it to MPROFILE_KERNEL ? In your RFC it was for all PPC64. Recent discussion on the list shows new problem with recordmcount, see https://lore.kernel.org/all/MW5PR84MB184250EA1CAE04497C1E7CE9AB769@MW5PR84MB1842.NAMPRD84.PROD.OUTLOOK.COM/ Those ones are with ppc64 big endian, so objtool would be welcome here as well. > select HAVE_PERF_EVENTS > select HAVE_PERF_EVENTS_NMI if PPC64 > select HAVE_PERF_REGS > diff --git a/arch/powerpc/include/asm/asm.h b/arch/powerpc/include/asm/asm.h > new file mode 100644 > index 000000000000..86f46b604e9a > --- /dev/null > +++ b/arch/powerpc/include/asm/asm.h > @@ -0,0 +1,7 @@ > +/* SPDX-License-Identifier: GPL-2.0 */ > +#ifndef _ASM_POWERPC_ASM_H > +#define _ASM_POWERPC_ASM_H > + > +#define _ASM_PTR " .long " > + > +#endif /* _ASM_POWERPC_ASM_H */ > diff --git a/tools/objtool/arch/powerpc/Build b/tools/objtool/arch/powerpc/Build > new file mode 100644 > index 000000000000..d24d5636a5b8 > --- /dev/null > +++ b/tools/objtool/arch/powerpc/Build > @@ -0,0 +1,2 @@ > +objtool-y += decode.o > +objtool-y += special.o > diff --git a/tools/objtool/arch/powerpc/decode.c b/tools/objtool/arch/powerpc/decode.c > new file mode 100644 > index 000000000000..8b6a14680da7 > --- /dev/null > +++ b/tools/objtool/arch/powerpc/decode.c > @@ -0,0 +1,74 @@ > +// SPDX-License-Identifier: GPL-2.0-or-later > + > +#include <stdio.h> > +#include <stdlib.h> > +#include <objtool/check.h> > +#include <objtool/elf.h> > +#include <objtool/arch.h> > +#include <objtool/warn.h> > +#include <objtool/builtin.h> > +#include <objtool/endianness.h> > + > +unsigned long arch_dest_reloc_offset(int addend) > +{ > + return addend; > +} > + > +bool arch_callee_saved_reg(unsigned char reg) > +{ > + return false; > +} > + > +int arch_decode_hint_reg(u8 sp_reg, int *base) > +{ > + exit(-1); > +} > + > +const char *arch_nop_insn(int len) > +{ > + exit(-1); > +} > + > +const char *arch_ret_insn(int len) > +{ > + exit(-1); > +} > + > +int arch_decode_instruction(struct objtool_file *file, const struct section *sec, > + unsigned long offset, unsigned int maxlen, > + unsigned int *len, enum insn_type *type, > + unsigned long *immediate, > + struct list_head *ops_list) > +{ > + u32 insn; > + > + *immediate = 0; > + insn = bswap_if_needed(file->elf, *(u32 *)(sec->data->d_buf + offset)); > + *len = 4; > + *type = INSN_OTHER; > + > + return 0; > +} > + > +unsigned long arch_jump_destination(struct instruction *insn) > +{ > + return insn->offset + insn->immediate; > +} > + > +void arch_initial_func_cfi_state(struct cfi_init_state *state) > +{ > + int i; > + > + for (i = 0; i < CFI_NUM_REGS; i++) { > + state->regs[i].base = CFI_UNDEFINED; > + state->regs[i].offset = 0; > + } > + > + /* initial CFA (call frame address) */ > + state->cfa.base = CFI_SP; > + state->cfa.offset = 0; > + > + /* initial LR (return address) */ > + state->regs[CFI_RA].base = CFI_CFA; > + state->regs[CFI_RA].offset = 0; > +} > diff --git a/tools/objtool/arch/powerpc/include/arch/cfi_regs.h b/tools/objtool/arch/powerpc/include/arch/cfi_regs.h > new file mode 100644 > index 000000000000..59638ebeafc8 > --- /dev/null > +++ b/tools/objtool/arch/powerpc/include/arch/cfi_regs.h > @@ -0,0 +1,11 @@ > +/* SPDX-License-Identifier: GPL-2.0-or-later */ > + > +#ifndef _OBJTOOL_CFI_REGS_H > +#define _OBJTOOL_CFI_REGS_H > + > +#define CFI_BP 1 > +#define CFI_SP CFI_BP > +#define CFI_RA 32 > +#define CFI_NUM_REGS 33 > + > +#endif > diff --git a/tools/objtool/arch/powerpc/include/arch/elf.h b/tools/objtool/arch/powerpc/include/arch/elf.h > new file mode 100644 > index 000000000000..3c8ebb7d2a6b > --- /dev/null > +++ b/tools/objtool/arch/powerpc/include/arch/elf.h > @@ -0,0 +1,8 @@ > +/* SPDX-License-Identifier: GPL-2.0-or-later */ > + > +#ifndef _OBJTOOL_ARCH_ELF > +#define _OBJTOOL_ARCH_ELF > + > +#define R_NONE R_PPC_NONE > + > +#endif /* _OBJTOOL_ARCH_ELF */ > diff --git a/tools/objtool/arch/powerpc/include/arch/special.h b/tools/objtool/arch/powerpc/include/arch/special.h > new file mode 100644 > index 000000000000..ffef9ada7133 > --- /dev/null > +++ b/tools/objtool/arch/powerpc/include/arch/special.h > @@ -0,0 +1,21 @@ > +/* SPDX-License-Identifier: GPL-2.0-or-later */ > +#ifndef _PPC_ARCH_SPECIAL_H > +#define _PPC_ARCH_SPECIAL_H > + > +#define EX_ENTRY_SIZE 8 > +#define EX_ORIG_OFFSET 0 > +#define EX_NEW_OFFSET 4 > + > +#define JUMP_ENTRY_SIZE 16 > +#define JUMP_ORIG_OFFSET 0 > +#define JUMP_NEW_OFFSET 4 > +#define JUMP_KEY_OFFSET 8 > + > +#define ALT_ENTRY_SIZE 12 > +#define ALT_ORIG_OFFSET 0 > +#define ALT_NEW_OFFSET 4 > +#define ALT_FEATURE_OFFSET 8 > +#define ALT_ORIG_LEN_OFFSET 10 > +#define ALT_NEW_LEN_OFFSET 11 > + > +#endif /* _PPC_ARCH_SPECIAL_H */ > diff --git a/tools/objtool/arch/powerpc/special.c b/tools/objtool/arch/powerpc/special.c > new file mode 100644 > index 000000000000..d33868147196 > --- /dev/null > +++ b/tools/objtool/arch/powerpc/special.c > @@ -0,0 +1,19 @@ > +// SPDX-License-Identifier: GPL-2.0-or-later > +#include <string.h> > +#include <stdlib.h> > +#include <objtool/special.h> > +#include <objtool/builtin.h> > + > + > +bool arch_support_alt_relocation(struct special_alt *special_alt, > + struct instruction *insn, > + struct reloc *reloc) > +{ > + exit(-1); > +} > + > +struct reloc *arch_find_switch_table(struct objtool_file *file, > + struct instruction *insn) > +{ > + exit(-1); > +}
next prev parent reply other threads:[~2022-08-30 6:41 UTC|newest] Thread overview: 128+ messages / expand[flat|nested] mbox.gz Atom feed top 2022-08-29 5:52 [PATCH v2 00/16] objtool: Enable and implement --mcount option on powerpc Sathvika Vasireddy 2022-08-29 5:52 ` Sathvika Vasireddy 2022-08-29 5:52 ` [PATCH v2 01/16] powerpc: Replace unreachable() with it's builtin variant in __WARN_FLAGS() Sathvika Vasireddy 2022-08-29 5:52 ` Sathvika Vasireddy 2022-08-30 6:15 ` Christophe Leroy 2022-08-30 6:15 ` Christophe Leroy 2022-09-05 10:18 ` Naveen N. Rao 2022-09-05 10:18 ` Naveen N. Rao 2022-08-29 5:52 ` [PATCH v2 02/16] powerpc: override __ALIGN() and __ALIGN_STR() macros Sathvika Vasireddy 2022-08-29 5:52 ` Sathvika Vasireddy 2022-08-29 13:26 ` Christophe Leroy 2022-08-29 13:26 ` Christophe Leroy 2022-08-29 14:39 ` Sathvika Vasireddy 2022-08-29 14:39 ` Sathvika Vasireddy 2022-08-31 3:24 ` Nicholas Piggin 2022-08-31 3:24 ` Nicholas Piggin 2022-08-31 7:22 ` Michael Ellerman 2022-08-31 7:22 ` Michael Ellerman 2022-09-05 11:03 ` Peter Zijlstra 2022-09-05 11:03 ` Peter Zijlstra 2022-08-29 5:52 ` [PATCH v2 03/16] powerpc: Fix objtool unannotated intra-function call warnings Sathvika Vasireddy 2022-08-29 5:52 ` Sathvika Vasireddy 2022-08-30 6:16 ` Christophe Leroy 2022-08-30 6:16 ` Christophe Leroy 2022-08-30 12:42 ` Christophe Leroy 2022-08-30 12:42 ` Christophe Leroy 2022-09-05 11:02 ` Peter Zijlstra 2022-09-05 11:02 ` Peter Zijlstra 2022-08-29 5:52 ` [PATCH v2 04/16] powerpc: Curb objtool unannotated intra-function warnings Sathvika Vasireddy 2022-08-29 5:52 ` Sathvika Vasireddy 2022-08-30 6:26 ` Christophe Leroy 2022-08-30 6:26 ` Christophe Leroy 2022-08-29 5:52 ` [PATCH v2 05/16] powerpc: Skip objtool from running on drivers/crypto/vmx/aesp8-ppc.o Sathvika Vasireddy 2022-08-29 5:52 ` Sathvika Vasireddy 2022-08-30 6:26 ` Christophe Leroy 2022-08-30 6:26 ` Christophe Leroy 2022-09-01 19:17 ` Peter Zijlstra 2022-09-01 19:17 ` Peter Zijlstra 2022-09-05 10:47 ` Naveen N. Rao 2022-09-05 10:47 ` Naveen N. Rao 2022-08-29 5:52 ` [PATCH v2 06/16] powerpc: Fix objtool unannotated intra-function call warnings on PPC32 Sathvika Vasireddy 2022-08-29 5:52 ` Sathvika Vasireddy 2022-08-29 5:52 ` [PATCH v2 07/16] powerpc: Skip objtool from running on VDSO files Sathvika Vasireddy 2022-08-29 5:52 ` Sathvika Vasireddy 2022-08-30 6:27 ` Christophe Leroy 2022-08-30 6:27 ` Christophe Leroy 2022-09-01 19:19 ` Peter Zijlstra 2022-09-01 19:19 ` Peter Zijlstra 2022-09-02 7:40 ` Michael Ellerman 2022-09-02 7:40 ` Michael Ellerman 2022-08-29 5:52 ` [PATCH v2 08/16] objtool: Fix SEGFAULT Sathvika Vasireddy 2022-08-29 5:52 ` Sathvika Vasireddy 2022-09-01 19:20 ` Peter Zijlstra 2022-09-01 19:20 ` Peter Zijlstra 2022-09-02 8:06 ` Christophe Leroy 2022-09-02 8:06 ` Christophe Leroy 2022-09-02 8:42 ` Peter Zijlstra 2022-09-02 8:42 ` Peter Zijlstra 2022-08-29 5:52 ` [PATCH v2 09/16] objtool: Use target file endianness instead of a compiled constant Sathvika Vasireddy 2022-08-29 5:52 ` Sathvika Vasireddy 2022-09-01 19:22 ` Peter Zijlstra 2022-09-01 19:22 ` Peter Zijlstra 2022-08-29 5:52 ` [PATCH v2 10/16] objtool: Use target file class size " Sathvika Vasireddy 2022-08-29 5:52 ` Sathvika Vasireddy 2022-09-01 19:23 ` Peter Zijlstra 2022-09-01 19:23 ` Peter Zijlstra 2022-08-29 5:52 ` [PATCH v2 11/16] objtool: Add --mnop as an option to --mcount Sathvika Vasireddy 2022-08-29 5:52 ` Sathvika Vasireddy 2022-08-30 6:28 ` Christophe Leroy 2022-08-30 6:28 ` Christophe Leroy 2022-09-01 19:25 ` Peter Zijlstra 2022-09-01 19:25 ` Peter Zijlstra 2022-09-05 10:55 ` Naveen N. Rao 2022-09-05 10:55 ` Naveen N. Rao 2022-08-29 5:52 ` [PATCH v2 12/16] objtool: Read special sections with alts only when specific options are selected Sathvika Vasireddy 2022-08-29 5:52 ` Sathvika Vasireddy 2022-08-30 6:31 ` Christophe Leroy 2022-08-30 6:31 ` Christophe Leroy 2022-08-29 5:52 ` [PATCH v2 13/16] objtool: Use macros to define arch specific reloc types Sathvika Vasireddy 2022-08-29 5:52 ` Sathvika Vasireddy 2022-08-30 6:33 ` Christophe Leroy 2022-08-30 6:33 ` Christophe Leroy 2022-09-01 19:28 ` Peter Zijlstra 2022-09-01 19:28 ` Peter Zijlstra 2022-08-29 5:52 ` [PATCH v2 14/16] objtool: Add arch specific function arch_ftrace_match() Sathvika Vasireddy 2022-08-29 5:52 ` Sathvika Vasireddy 2022-08-30 6:36 ` Christophe Leroy 2022-08-30 6:36 ` Christophe Leroy 2022-08-29 5:52 ` [PATCH v2 15/16] objtool/powerpc: Enable objtool to be built on ppc Sathvika Vasireddy 2022-08-29 5:52 ` Sathvika Vasireddy 2022-08-30 6:41 ` Christophe Leroy [this message] 2022-08-30 6:41 ` Christophe Leroy 2022-09-05 10:37 ` Naveen N. Rao 2022-09-05 10:37 ` Naveen N. Rao 2023-02-04 8:19 ` Randy Dunlap 2023-02-04 8:19 ` Randy Dunlap 2023-02-04 8:21 ` Randy Dunlap 2023-02-04 8:21 ` Randy Dunlap 2023-02-04 8:30 ` Randy Dunlap 2023-02-04 8:30 ` Randy Dunlap 2023-02-04 11:55 ` Christophe Leroy 2023-02-04 11:55 ` Christophe Leroy 2023-02-04 13:10 ` Christophe Leroy 2023-02-04 13:10 ` Christophe Leroy 2023-02-04 15:47 ` Josh Poimboeuf 2023-02-04 15:47 ` Josh Poimboeuf 2022-09-01 9:32 ` Christophe Leroy 2022-09-01 9:32 ` Christophe Leroy 2022-09-01 15:11 ` Segher Boessenkool 2022-09-01 15:11 ` Segher Boessenkool 2022-09-01 16:38 ` Christophe Leroy 2022-09-01 16:38 ` Christophe Leroy 2022-09-01 19:01 ` Peter Zijlstra 2022-09-01 19:01 ` Peter Zijlstra 2022-08-29 5:52 ` [PATCH v2 16/16] objtool/powerpc: Add --mcount specific implementation Sathvika Vasireddy 2022-08-29 5:52 ` Sathvika Vasireddy 2022-08-30 6:44 ` Christophe Leroy 2022-08-30 6:44 ` Christophe Leroy 2022-08-31 12:50 ` Christophe Leroy 2022-08-31 12:50 ` Christophe Leroy 2022-08-31 17:51 ` Segher Boessenkool 2022-08-31 17:51 ` Segher Boessenkool 2022-09-05 10:45 ` Naveen N. Rao 2022-09-05 10:45 ` Naveen N. Rao 2022-09-05 20:43 ` Segher Boessenkool 2022-09-05 20:43 ` Segher Boessenkool 2022-09-06 6:22 ` Christophe Leroy 2022-09-06 6:22 ` Christophe Leroy
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