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* Fix s390x PV dumps in case of errors

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Merge tag 'pull-request-2023-11-14' of https://gitlab.com/thuth/qemu into staging

* Fix s390x PV dumps in case of errors

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# gpg: Signature made Tue 14 Nov 2023 06:42:22 EST
# gpg:                using RSA key 27B88847EEE0250118F3EAB92ED9D774FE702DB5
# gpg:                issuer "thuth@redhat.com"
# gpg: Good signature from "Thomas Huth <th.huth@gmx.de>" [full]
# gpg:                 aka "Thomas Huth <thuth@redhat.com>" [full]
# gpg:                 aka "Thomas Huth <huth@tuxfamily.org>" [full]
# gpg:                 aka "Thomas Huth <th.huth@posteo.de>" [unknown]
# Primary key fingerprint: 27B8 8847 EEE0 2501 18F3  EAB9 2ED9 D774 FE70 2DB5

* tag 'pull-request-2023-11-14' of https://gitlab.com/thuth/qemu:
  target/s390x/arch_dump: Add arch cleanup function for PV dumps
  dump: Add arch cleanup function
  target/s390x/dump: Remove unneeded dump info function pointer init

Signed-off-by: Stefan Hajnoczi <stefanha@redhat.com>
This commit is contained in:
Stefan Hajnoczi 2023-11-14 10:50:22 -05:00
commit 6d44474b3b
3 changed files with 22 additions and 4 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

4
dump/dump.c
View File

@ -96,6 +96,10 @@ uint64_t cpu_to_dump64(DumpState *s, uint64_t val)
static int dump_cleanup(DumpState *s)
{
if (s->dump_info.arch_cleanup_fn) {
s->dump_info.arch_cleanup_fn(s);
}
guest_phys_blocks_free(&s->guest_phys_blocks);
memory_mapping_list_free(&s->list);
close(s->fd);

1
include/sysemu/dump-arch.h
View File

@ -24,6 +24,7 @@ typedef struct ArchDumpInfo {
void (*arch_sections_add_fn)(DumpState *s);
uint64_t (*arch_sections_write_hdr_fn)(DumpState *s, uint8_t *buff);
int (*arch_sections_write_fn)(DumpState *s, uint8_t *buff);
void (*arch_cleanup_fn)(DumpState *s);
} ArchDumpInfo;
struct GuestPhysBlockList; /* memory_mapping.h */

21
target/s390x/arch_dump.c
View File

@ -433,6 +433,22 @@ static int arch_sections_write(DumpState *s, uint8_t *buff)
return 0;
}
static void arch_cleanup(DumpState *s)
{
g_autofree uint8_t *buff = NULL;
int rc;
if (!pv_dump_initialized) {
return;
}
buff = g_malloc(kvm_s390_pv_dmp_get_size_completion_data());
rc = kvm_s390_dump_completion_data(buff);
if (!rc) {
pv_dump_initialized = false;
}
}
int cpu_get_dump_info(ArchDumpInfo *info,
const struct GuestPhysBlockList *guest_phys_blocks)
{
@ -448,10 +464,7 @@ int cpu_get_dump_info(ArchDumpInfo *info,
info->arch_sections_add_fn = *arch_sections_add;
info->arch_sections_write_hdr_fn = *arch_sections_write_hdr;
info->arch_sections_write_fn = *arch_sections_write;
} else {
info->arch_sections_add_fn = NULL;
info->arch_sections_write_hdr_fn = NULL;
info->arch_sections_write_fn = NULL;
info->arch_cleanup_fn = *arch_cleanup;
}
return 0;
}