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LibGUI+Kernel: Add a GLock class (userspace mutex.)

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It's basically a userspace port of the kernel's Lock class.
Added gettid() and donate() syscalls to support the timeslice donation
feature we already enjoyed in the kernel.
This commit is contained in:
Andreas Kling 2019-03-25 13:03:49 +01:00
parent 108b663618
commit 500df578fe
10 changed files with 176 additions and 12 deletions
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3
LibC/errno_numbers.h
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@ -70,4 +70,5 @@
#define ETIMEDOUT 67
#define EPROTOTYPE 68
#define EINPROGRESS 69
#define EMAXERRNO 70
#define ENOTHREAD 70
#define EMAXERRNO 71