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Kernel: Add a writev() syscall for writing multiple buffers in one go.

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We then use this immediately in the WindowServer/LibGUI communication in
order to send both message + optional "extra data" with a single syscall.
This commit is contained in:
Andreas Kling 2019-05-10 03:19:25 +02:00
parent e6443649cb
commit 99aead4857
8 changed files with 111 additions and 54 deletions
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Kernel/Syscall.h
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@ -102,6 +102,7 @@
__ENUMERATE_SYSCALL(systrace) \
__ENUMERATE_SYSCALL(exit_thread) \
__ENUMERATE_SYSCALL(mknod) \
__ENUMERATE_SYSCALL(writev) \
namespace Syscall {