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[Qemu-devel] [RFC PATCH v5 13/24] kvm: remove BQL lock/unlock


From: Pavel Dovgalyuk
Subject: [Qemu-devel] [RFC PATCH v5 13/24] kvm: remove BQL lock/unlock
Date: Tue, 23 Jan 2018 11:54:32 +0300
User-agent: StGit/0.17.1-dirty

BQL now is used only for waiting for IO events.
This patch also removes lock/unlock from kvm module.

Signed-off-by: Pavel Dovgalyuk <address@hidden>
---
 accel/kvm/kvm-all.c |    2 --
 1 file changed, 2 deletions(-)

diff --git a/accel/kvm/kvm-all.c b/accel/kvm/kvm-all.c
index 9628512..d708c7f 100644
--- a/accel/kvm/kvm-all.c
+++ b/accel/kvm/kvm-all.c
@@ -1861,7 +1861,6 @@ int kvm_cpu_exec(CPUState *cpu)
         return EXCP_HLT;
     }
 
-    qemu_mutex_unlock_iothread();
     cpu_exec_start(cpu);
     do {
         MemTxAttrs attrs;
@@ -1992,7 +1991,6 @@ int kvm_cpu_exec(CPUState *cpu)
     } while (ret == 0);
 
     cpu_exec_end(cpu);
-    qemu_mutex_lock_iothread();
 
     if (ret < 0) {
         cpu_dump_state(cpu, stderr, fprintf, CPU_DUMP_CODE);




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