linux/arch/powerpc/kernel
Jason A. Donenfeld 4b058c9f28 powerpc/vdso: allow r30 in vDSO code generation of getrandom
For gettimeofday, -ffixed-r30 was passed to work around a bug in Go
code, where the vDSO trampoline forgot to save and restore this register
across function calls. But Go requires a different trampoline for every
call, and there's no reason that new Go code needs to be broken and add
more bugs. So remove -ffixed-r30 for getrandom.

Fixes: 8072b39c3a ("powerpc/vdso: Wire up getrandom() vDSO implementation on VDSO64")
Signed-off-by: Jason A. Donenfeld <Jason@zx2c4.com>
Signed-off-by: Michael Ellerman <mpe@ellerman.id.au>
Link: https://msgid.link/20240925175021.1526936-2-Jason@zx2c4.com
2024-09-30 19:19:43 +10:00
..
ptrace
syscalls
trace
vdso powerpc/vdso: allow r30 in vDSO code generation of getrandom 2024-09-30 19:19:43 +10:00
.gitignore
85xx_entry_mapping.S
Makefile powerpc: Replace kretprobe code with rethook on powerpc 2024-09-05 22:25:36 +10:00
align.c
asm-offsets.c powerpc/vdso: Wire up getrandom() vDSO implementation on VDSO32 2024-09-13 17:28:36 +02:00
audit.c
audit_32.h
btext.c
cacheinfo.c powerpc: Constify struct kobj_type 2024-09-05 22:25:36 +10:00
cacheinfo.h
compat_audit.c
cpu_setup_6xx.S
cpu_setup_44x.S
cpu_setup_e500.S
cpu_setup_pa6t.S
cpu_setup_power.c
cpu_setup_ppc970.S
cpu_specs.h
cpu_specs_8xx.h
cpu_specs_44x.h
cpu_specs_47x.h
cpu_specs_85xx.h
cpu_specs_book3s_32.h
cpu_specs_book3s_64.h
cpu_specs_e500mc.h
cputable.c
crash_dump.c
dawr.c
dbell.c
dexcr.c
dma-iommu.c
dma-mask.c
dma-swiotlb.c
dt_cpu_ftrs.c
early_32.c
eeh.c powerpc/pseries/eeh: move pseries_eeh_err_inject() outside CONFIG_DEBUG_FS block 2024-09-20 19:06:25 +10:00
eeh_cache.c
eeh_driver.c
eeh_event.c
eeh_pe.c
eeh_sysfs.c
entry_32.S
epapr_hcalls.S
epapr_paravirt.c
exceptions-64e.S
exceptions-64s.S powerpc/64s: Remove the "fast endian switch" syscall 2024-09-05 22:30:05 +10:00
fadump.c
firmware.c
fpu.S
head_8xx.S powerpc/8xx: Inconditionally use task PGDIR in DTLB misses 2024-08-30 21:29:53 +10:00
head_32.h
head_44x.S
head_64.S
head_85xx.S
head_book3s_32.S powerpc/603: Inconditionally use task PGDIR in DTLB misses 2024-08-30 21:29:55 +10:00
head_booke.h
hw_breakpoint.c
hw_breakpoint_constraints.c
idle.c
idle_6xx.S
idle_64e.S
idle_85xx.S
idle_book3s.S
ima_arch.c
interrupt.c
interrupt_64.S
io-workarounds.c
io.c
iomap.c
iommu.c
irq.c
irq_64.c
isa-bridge.c
jump_label.c
kdebugfs.c
kgdb.c
kprobes-ftrace.c
kprobes.c powerpc: Replace kretprobe code with rethook on powerpc 2024-09-05 22:25:36 +10:00
kvm.c
kvm_emul.S
l2cr_6xx.S
legacy_serial.c
mce.c
mce_power.c
misc.S
misc_32.S
misc_64.S
module.c
module_32.c
module_64.c
msi.c
note.S
nvram_64.c
of_platform.c
optprobes.c powerpc: Replace kretprobe code with rethook on powerpc 2024-09-05 22:25:36 +10:00
optprobes_head.S
paca.c
pci-common.c
pci-hotplug.c
pci_32.c
pci_64.c
pci_dn.c
pci_of_scan.c
pmc.c
ppc_save_regs.S
proc_powerpc.c
process.c powerpc/32: Implement validation of emergency stack 2024-08-30 21:30:20 +10:00
prom.c
prom_entry_64.S
prom_init.c
prom_init_check.sh
prom_parse.c
reloc_32.S
reloc_64.S
rethook.c powerpc: Replace kretprobe code with rethook on powerpc 2024-09-05 22:25:36 +10:00
rtas-proc.c
rtas-rtc.c
rtas.c
rtas_entry.S
rtas_flash.c
rtas_pci.c
rtasd.c
secure_boot.c
security.c
secvar-ops.c
secvar-sysfs.c powerpc: Constify struct kobj_type 2024-09-05 22:25:36 +10:00
setup-common.c
setup.h
setup_32.c
setup_64.c
signal.c
signal.h
signal_32.c
signal_64.c
smp-tbsync.c
smp.c smp: Mark smp_prepare_boot_cpu() __init 2024-09-08 16:01:10 +02:00
stacktrace.c powerpc: Replace kretprobe code with rethook on powerpc 2024-09-05 22:25:36 +10:00
static_call.c powerpc/32: Convert patch_instruction() to patch_uint() 2024-08-21 20:15:13 +10:00
suspend.c
switch.S
swsusp.c
swsusp_32.S
swsusp_64.c
swsusp_85xx.S
swsusp_asm64.S
sys_ppc32.c
syscall.c
syscalls.c
sysfs.c
systbl.c
tau_6xx.c
time.c
tm.S
traps.c
ucall.S
udbg.c
udbg_16550.c
uprobes.c
vdso.c powerpc/vdso: refactor error handling 2024-09-01 20:26:13 -07:00
vdso32_wrapper.S
vdso64_wrapper.S
vecemu.c
vector.S
vmlinux.lds.S
watchdog.c