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Merge remote-tracking branch 'remotes/thuth/tags/pull-request-2021-10-15' into staging

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* Check kernel command line size on s390x
* Simplification of one of the SIGP instructions on s390x
* Cornelia stepping down as maintainer in some subsystems
* Update the dtc submodule to a proper release version

# gpg: Signature made Fri 15 Oct 2021 02:11:13 AM PDT
# 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 <th.huth@posteo.de>" [unknown]
# gpg:                 aka "Thomas Huth <huth@tuxfamily.org>" [full]

* remotes/thuth/tags/pull-request-2021-10-15:
  dtc: Update to version 1.6.1
  s390x virtio-ccw machine: step down as maintainer
  s390x/kvm: step down as maintainer
  vfio-ccw: step down as maintainer
  s390x: sigp: Force Set Architecture to return Invalid Parameter
  s390x/ipl: check kernel command line size

Signed-off-by: Richard Henderson <richard.henderson@linaro.org>
This commit is contained in:
Richard Henderson
2021-10-15 09:19:45 -07:00
parent 4d1a525dfa 962fde57b7
commit 82d88f834c
4 changed files with 13 additions and 25 deletions
Download Patch File Download Diff File Expand all files Collapse all files
MAINTAINERS
-6
View File
@@ -393,7 +393,6 @@ F: target/ppc/kvm.c
S390 KVM CPUs
M: Halil Pasic <pasic@linux.ibm.com>
M: Cornelia Huck <cohuck@redhat.com>
M: Christian Borntraeger <borntraeger@de.ibm.com>
S: Supported
F: target/s390x/kvm/
@@ -408,7 +407,6 @@ F: hw/intc/s390_flic.c
F: hw/intc/s390_flic_kvm.c
F: include/hw/s390x/s390_flic.h
F: gdb-xml/s390*.xml
T: git https://gitlab.com/cohuck/qemu.git s390-next
T: git https://github.com/borntraeger/qemu.git s390-next
L: qemu-s390x@nongnu.org
@@ -1514,7 +1512,6 @@ F: tests/acceptance/machine_sparc_leon3.py
S390 Machines
-------------
S390 Virtio-ccw
M: Cornelia Huck <cohuck@redhat.com>
M: Halil Pasic <pasic@linux.ibm.com>
M: Christian Borntraeger <borntraeger@de.ibm.com>
S: Supported
@@ -1526,7 +1523,6 @@ F: hw/watchdog/wdt_diag288.c
F: include/hw/watchdog/wdt_diag288.h
F: configs/devices/s390x-softmmu/default.mak
F: tests/acceptance/machine_s390_ccw_virtio.py
T: git https://gitlab.com/cohuck/qemu.git s390-next
T: git https://github.com/borntraeger/qemu.git s390-next
L: qemu-s390x@nongnu.org
@@ -1865,7 +1861,6 @@ F: docs/igd-assign.txt
F: docs/devel/vfio-migration.rst
vfio-ccw
M: Cornelia Huck <cohuck@redhat.com>
M: Eric Farman <farman@linux.ibm.com>
M: Matthew Rosato <mjrosato@linux.ibm.com>
S: Supported
@@ -1873,7 +1868,6 @@ F: hw/vfio/ccw.c
F: hw/s390x/s390-ccw.c
F: include/hw/s390x/s390-ccw.h
F: include/hw/s390x/vfio-ccw.h
T: git https://gitlab.com/cohuck/qemu.git s390-next
L: qemu-s390x@nongnu.org
vfio-ap
dtc
+1 -1
Submodule dtc updated: 85e5d83984...b6910bec11
hw/s390x/ipl.c
+11 -1
View File
@@ -38,6 +38,7 @@
#define KERN_IMAGE_START 0x010000UL
#define LINUX_MAGIC_ADDR 0x010008UL
#define KERN_PARM_AREA 0x010480UL
#define KERN_PARM_AREA_SIZE 0x000380UL
#define INITRD_START 0x800000UL
#define INITRD_PARM_START 0x010408UL
#define PARMFILE_START 0x001000UL
@@ -190,10 +191,19 @@ static void s390_ipl_realize(DeviceState *dev, Error **errp)
* loader) and it won't work. For this case we force it to 0x10000, too.
*/
if (pentry == KERN_IMAGE_START || pentry == 0x800) {
char *parm_area = rom_ptr(KERN_PARM_AREA, strlen(ipl->cmdline) + 1);
size_t cmdline_size = strlen(ipl->cmdline) + 1;
char *parm_area = rom_ptr(KERN_PARM_AREA, cmdline_size);
ipl->start_addr = KERN_IMAGE_START;
/* Overwrite parameters in the kernel image, which are "rom" */
if (parm_area) {
if (cmdline_size > KERN_PARM_AREA_SIZE) {
error_setg(errp,
"kernel command line exceeds maximum size: %zu > %lu",
cmdline_size, KERN_PARM_AREA_SIZE);
return;
}
strcpy(parm_area, ipl->cmdline);
}
} else {
target/s390x/sigp.c
+1 -17
View File
@@ -428,26 +428,10 @@ static int handle_sigp_single_dst(S390CPU *cpu, S390CPU *dst_cpu, uint8_t order,
static int sigp_set_architecture(S390CPU *cpu, uint32_t param,
uint64_t *status_reg)
{
CPUState *cur_cs;
S390CPU *cur_cpu;
bool all_stopped = true;
CPU_FOREACH(cur_cs) {
cur_cpu = S390_CPU(cur_cs);
if (cur_cpu == cpu) {
continue;
}
if (s390_cpu_get_state(cur_cpu) != S390_CPU_STATE_STOPPED) {
all_stopped = false;
}
}
*status_reg &= 0xffffffff00000000ULL;
/* Reject set arch order, with czam we're always in z/Arch mode. */
*status_reg |= (all_stopped ? SIGP_STAT_INVALID_PARAMETER :
SIGP_STAT_INCORRECT_STATE);
*status_reg |= SIGP_STAT_INVALID_PARAMETER;
return SIGP_CC_STATUS_STORED;
}