motorhead/qemu
1
0
Fork 0
mirror of https://github.com/Motorhead1991/qemu.git synced 2025-12-29 18:50:29 -07:00
Code Issues Projects Releases Packages Wiki Activity Actions

target/ppc: Fix mtDPDES targeting SMT siblings

Browse source 
A typo in the loop over SMT threads to set irq level for doorbells
when storing to DPDES meant everything was aimed at the CPU executing
the instruction.

Cc: qemu-stable@nongnu.org
Fixes: d24e80b2ae ("target/ppc: Add msgsnd/p and DPDES SMT support")
Reviewed-by: Philippe Mathieu-Daudé <philmd@linaro.org>
Reviewed-by: Richard Henderson <richard.henderson@linaro.org>
Signed-off-by: Nicholas Piggin <npiggin@gmail.com>
(cherry picked from commit 0324d236d2)
Signed-off-by: Michael Tokarev <mjt@tls.msk.ru>
This commit is contained in:
Nicholas Piggin 2024-08-06 23:13:13 +10:00 • committed by Michael Tokarev
parent 3583e93223
commit 2a14b2f441
1 changed files with 1 additions and 1 deletions
Download patch file Download diff file Expand all files Collapse all files

2
target/ppc/misc_helper.c
View file

@ -288,7 +288,7 @@ void helper_store_dpdes(CPUPPCState *env, target_ulong val)
PowerPCCPU *ccpu = POWERPC_CPU(ccs);
uint32_t thread_id = ppc_cpu_tir(ccpu);
ppc_set_irq(cpu, PPC_INTERRUPT_DOORBELL, val & (0x1 << thread_id));
ppc_set_irq(ccpu, PPC_INTERRUPT_DOORBELL, val & (0x1 << thread_id));
}
bql_unlock();
}