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Add sync() syscall and a /bin/sync.

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It walks all the live Inode objects and flushes pending metadata changes
wherever needed.

This could be optimized by keeping a separate list of dirty Inodes,
but let's not get ahead of ourselves.
This commit is contained in:
Andreas Kling 2018-12-20 00:39:29 +01:00
parent d0f06e5f3f
commit ed7ae6c02c
14 changed files with 78 additions and 24 deletions
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3
Kernel/sync.sh
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@ -23,14 +23,13 @@ cp -v ../Userland/cat mnt/bin/cat
cp -v ../Userland/uname mnt/bin/uname
cp -v ../Userland/clear mnt/bin/clear
cp -v ../Userland/tst mnt/bin/tst
cp -v ../Userland/ft mnt/bin/ft
cp -v ../Userland/ft2 mnt/bin/ft2
cp -v ../Userland/mm mnt/bin/mm
cp -v ../Userland/kill mnt/bin/kill
cp -v ../Userland/tty mnt/bin/tty
cp -v ../Userland/strsignal mnt/bin/strsignal
cp -v ../Userland/mkdir mnt/bin/mkdir
cp -v ../Userland/touch mnt/bin/touch
cp -v ../Userland/sync mnt/bin/sync
sh sync-local.sh
cp -v kernel.map mnt/
ln -s dir_a mnt/dir_cur