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Kernel: Disable big process lock for sys$getkeymap
This syscall only reads non process-related global values, and as such doesn't need to hold the big lock.
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48325e2959
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2 changed files with 2 additions and 1 deletions
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@ -155,7 +155,7 @@ enum class NeedsBigProcessLock {
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S(get_process_name, NeedsBigProcessLock::Yes) \
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S(fchdir, NeedsBigProcessLock::Yes) \
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S(getrandom, NeedsBigProcessLock::No) \
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S(getkeymap, NeedsBigProcessLock::Yes) \
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S(getkeymap, NeedsBigProcessLock::No) \
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S(setkeymap, NeedsBigProcessLock::Yes) \
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S(clock_gettime, NeedsBigProcessLock::Yes) \
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S(clock_settime, NeedsBigProcessLock::Yes) \
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@ -48,6 +48,7 @@ KResultOr<FlatPtr> Process::sys$setkeymap(Userspace<const Syscall::SC_setkeymap_
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KResultOr<FlatPtr> Process::sys$getkeymap(Userspace<const Syscall::SC_getkeymap_params*> user_params)
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{
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VERIFY_NO_PROCESS_BIG_LOCK(this);
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REQUIRE_PROMISE(getkeymap);
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Syscall::SC_getkeymap_params params;
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