Update Linux to v5.10.109
Sourced from [1]
[1] https://cdn.kernel.org/pub/linux/kernel/v5.x/linux-5.10.109.tar.xz
Change-Id: I19bca9fc6762d4e63bcf3e4cba88bbe560d9c76c
Signed-off-by: Olivier Deprez <olivier.deprez@arm.com>
diff --git a/tools/objtool/orc_gen.c b/tools/objtool/orc_gen.c
index e8c34b0..9ce68b3 100644
--- a/tools/objtool/orc_gen.c
+++ b/tools/objtool/orc_gen.c
@@ -6,7 +6,9 @@
#include <stdlib.h>
#include <string.h>
-#include "orc.h"
+#include <linux/objtool.h>
+#include <asm/orc_types.h>
+
#include "check.h"
#include "warn.h"
@@ -16,10 +18,13 @@
for_each_insn(file, insn) {
struct orc_entry *orc = &insn->orc;
- struct cfi_reg *cfa = &insn->state.cfa;
- struct cfi_reg *bp = &insn->state.regs[CFI_BP];
+ struct cfi_reg *cfa = &insn->cfi.cfa;
+ struct cfi_reg *bp = &insn->cfi.regs[CFI_BP];
- orc->end = insn->state.end;
+ if (!insn->sec->text)
+ continue;
+
+ orc->end = insn->cfi.end;
if (cfa->base == CFI_UNDEFINED) {
orc->sp_reg = ORC_REG_UNDEFINED;
@@ -75,62 +80,43 @@
orc->sp_offset = cfa->offset;
orc->bp_offset = bp->offset;
- orc->type = insn->state.type;
+ orc->type = insn->cfi.type;
}
return 0;
}
-static int create_orc_entry(struct section *u_sec, struct section *ip_relasec,
+static int create_orc_entry(struct elf *elf, struct section *u_sec, struct section *ip_relocsec,
unsigned int idx, struct section *insn_sec,
unsigned long insn_off, struct orc_entry *o)
{
struct orc_entry *orc;
- struct rela *rela;
+ struct reloc *reloc;
/* populate ORC data */
orc = (struct orc_entry *)u_sec->data->d_buf + idx;
memcpy(orc, o, sizeof(*orc));
- /* populate rela for ip */
- rela = malloc(sizeof(*rela));
- if (!rela) {
+ /* populate reloc for ip */
+ reloc = malloc(sizeof(*reloc));
+ if (!reloc) {
perror("malloc");
return -1;
}
- memset(rela, 0, sizeof(*rela));
+ memset(reloc, 0, sizeof(*reloc));
- if (insn_sec->sym) {
- rela->sym = insn_sec->sym;
- rela->addend = insn_off;
- } else {
- /*
- * The Clang assembler doesn't produce section symbols, so we
- * have to reference the function symbol instead:
- */
- rela->sym = find_symbol_containing(insn_sec, insn_off);
- if (!rela->sym) {
- /*
- * Hack alert. This happens when we need to reference
- * the NOP pad insn immediately after the function.
- */
- rela->sym = find_symbol_containing(insn_sec,
- insn_off - 1);
- }
- if (!rela->sym) {
- WARN("missing symbol for insn at offset 0x%lx\n",
- insn_off);
- return -1;
- }
-
- rela->addend = insn_off - rela->sym->offset;
+ insn_to_reloc_sym_addend(insn_sec, insn_off, reloc);
+ if (!reloc->sym) {
+ WARN("missing symbol for insn at offset 0x%lx",
+ insn_off);
+ return -1;
}
- rela->type = R_X86_64_PC32;
- rela->offset = idx * sizeof(int);
+ reloc->type = R_X86_64_PC32;
+ reloc->offset = idx * sizeof(int);
+ reloc->sec = ip_relocsec;
- list_add_tail(&rela->list, &ip_relasec->rela_list);
- hash_add(ip_relasec->rela_hash, &rela->hash, rela->offset);
+ elf_add_reloc(elf, reloc);
return 0;
}
@@ -138,13 +124,13 @@
int create_orc_sections(struct objtool_file *file)
{
struct instruction *insn, *prev_insn;
- struct section *sec, *u_sec, *ip_relasec;
+ struct section *sec, *u_sec, *ip_relocsec;
unsigned int idx;
struct orc_entry empty = {
.sp_reg = ORC_REG_UNDEFINED,
.bp_reg = ORC_REG_UNDEFINED,
- .type = ORC_TYPE_CALL,
+ .type = UNWIND_HINT_TYPE_CALL,
};
sec = find_section_by_name(file->elf, ".orc_unwind");
@@ -178,16 +164,16 @@
/* create .orc_unwind_ip and .rela.orc_unwind_ip sections */
- sec = elf_create_section(file->elf, ".orc_unwind_ip", sizeof(int), idx);
+ sec = elf_create_section(file->elf, ".orc_unwind_ip", 0, sizeof(int), idx);
if (!sec)
return -1;
- ip_relasec = elf_create_rela_section(file->elf, sec);
- if (!ip_relasec)
+ ip_relocsec = elf_create_reloc_section(file->elf, sec, SHT_RELA);
+ if (!ip_relocsec)
return -1;
/* create .orc_unwind section */
- u_sec = elf_create_section(file->elf, ".orc_unwind",
+ u_sec = elf_create_section(file->elf, ".orc_unwind", 0,
sizeof(struct orc_entry), idx);
/* populate sections */
@@ -201,7 +187,7 @@
if (!prev_insn || memcmp(&insn->orc, &prev_insn->orc,
sizeof(struct orc_entry))) {
- if (create_orc_entry(u_sec, ip_relasec, idx,
+ if (create_orc_entry(file->elf, u_sec, ip_relocsec, idx,
insn->sec, insn->offset,
&insn->orc))
return -1;
@@ -213,7 +199,7 @@
/* section terminator */
if (prev_insn) {
- if (create_orc_entry(u_sec, ip_relasec, idx,
+ if (create_orc_entry(file->elf, u_sec, ip_relocsec, idx,
prev_insn->sec,
prev_insn->offset + prev_insn->len,
&empty))
@@ -223,7 +209,7 @@
}
}
- if (elf_rebuild_rela_section(ip_relasec))
+ if (elf_rebuild_reloc_section(file->elf, ip_relocsec))
return -1;
return 0;