Merge tag 'accel-20240506' of https://github.com/philmd/qemu into staging

Accelerator patches

- Extract page-protection definitions to page-protection.h
- Rework in accel/tcg in preparation of extracting TCG fields from CPUState
- More uses of get_task_state() in user emulation
- Xen refactors in preparation for adding multiple map caches (Juergen & Edgar)
- MAINTAINERS updates (Aleksandar and Bin)

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* tag 'accel-20240506' of https://github.com/philmd/qemu: (28 commits)
  MAINTAINERS: Update my email address
  MAINTAINERS: Update Aleksandar Rikalo email
  system: Pass RAM MemoryRegion and is_write in xen_map_cache()
  xen: mapcache: Break out xen_map_cache_init_single()
  xen: mapcache: Break out xen_invalidate_map_cache_single()
  xen: mapcache: Refactor xen_invalidate_map_cache_entry_unlocked
  xen: mapcache: Refactor xen_replace_cache_entry_unlocked
  xen: mapcache: Break out xen_ram_addr_from_mapcache_single
  xen: mapcache: Refactor xen_remap_bucket for multi-instance
  xen: mapcache: Refactor xen_map_cache for multi-instance
  xen: mapcache: Refactor lock functions for multi-instance
  xen: let xen_ram_addr_from_mapcache() return -1 in case of not found entry
  system: let qemu_map_ram_ptr() use qemu_ram_ptr_length()
  user: Use get_task_state() helper
  user: Declare get_task_state() once in 'accel/tcg/vcpu-state.h'
  user: Forward declare TaskState type definition
  accel/tcg: Move @plugin_mem_cbs from CPUState to CPUNegativeOffsetState
  accel/tcg: Restrict cpu_plugin_mem_cbs_enabled() to TCG
  accel/tcg: Restrict qemu_plugin_vcpu_exit_hook() to TCG plugins
  accel/tcg: Update CPUNegativeOffsetState::can_do_io field documentation
  ...

Signed-off-by: Richard Henderson <richard.henderson@linaro.org>

1 files changed, 5 insertions, 4 deletions

diff --git a/linux-user/syscall.c b/linux-user/syscall.c
index 41659b63f5..b9b5a387b3 100644
--- a/linux-user/syscall.c
+++ b/linux-user/syscall.c
@@ -25,6 +25,7 @@
 #include "qemu/plugin.h"
 #include "tcg/startup.h"
 #include "target_mman.h"
+#include "exec/page-protection.h"
 #include <elf.h>
 #include <endian.h>
 #include <grp.h>
@@ -6462,7 +6463,7 @@ static abi_long do_prctl(CPUArchState *env, abi_long option, abi_long arg2,
 
     case PR_GET_TID_ADDRESS:
         {
-            TaskState *ts = env_cpu(env)->opaque;
+            TaskState *ts = get_task_state(env_cpu(env));
             return put_user_ual(ts->child_tidptr, arg2);
         }
 
@@ -6582,8 +6583,8 @@ static int do_fork(CPUArchState *env, unsigned int flags, abi_ulong newsp,
          * generate code for parallel execution and flush old translations.
          * Do this now so that the copy gets CF_PARALLEL too.
          */
-        if (!(cpu->tcg_cflags & CF_PARALLEL)) {
-            cpu->tcg_cflags |= CF_PARALLEL;
+        if (!tcg_cflags_has(cpu, CF_PARALLEL)) {
+            tcg_cflags_set(cpu, CF_PARALLEL);
             tb_flush(cpu);
         }
 
@@ -8123,7 +8124,7 @@ static int open_self_maps_2(void *opaque, target_ulong guest_start,
 static int open_self_maps_1(CPUArchState *env, int fd, bool smaps)
 {
     struct open_self_maps_data d = {
-        .ts = env_cpu(env)->opaque,
+        .ts = get_task_state(env_cpu(env)),
         .host_maps = read_self_maps(),
         .fd = fd,
         .smaps = smaps