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Kernel: Mark sys$ioctl as not needing the big process lock
This syscall does not access any big process lock protected resources.
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24a60c5a10
Notes:
sideshowbarker
2024-07-16 20:39:14 +09:00
Author: https://github.com/IdanHo Commit: https://github.com/SerenityOS/serenity/commit/24a60c5a10 Pull-request: https://github.com/SerenityOS/serenity/pull/22318
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@ -113,7 +113,7 @@ enum class NeedsBigProcessLock {
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S(getuid, NeedsBigProcessLock::No) \
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S(inode_watcher_add_watch, NeedsBigProcessLock::No) \
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S(inode_watcher_remove_watch, NeedsBigProcessLock::No) \
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S(ioctl, NeedsBigProcessLock::Yes) \
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S(ioctl, NeedsBigProcessLock::No) \
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S(join_thread, NeedsBigProcessLock::No) \
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S(jail_create, NeedsBigProcessLock::No) \
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S(jail_attach, NeedsBigProcessLock::No) \
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@ -13,7 +13,7 @@ namespace Kernel {
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ErrorOr<FlatPtr> Process::sys$ioctl(int fd, unsigned request, FlatPtr arg)
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{
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VERIFY_PROCESS_BIG_LOCK_ACQUIRED(this);
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VERIFY_NO_PROCESS_BIG_LOCK(this);
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auto description = TRY(open_file_description(fd));
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if (request == FIONBIO) {
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description->set_blocking(TRY(copy_typed_from_user(Userspace<int const*>(arg))) == 0);
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