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Kernel: Invalidate file-backed VMO's when inodes are written.

Browse source 
The current strategy is simply to nuke all physical pages and force
reload them from disk. This is obviously not optimal and should eventually
be optimized. It should be fairly straightforward.
This commit is contained in:
Andreas Kling 2019-02-05 08:17:46 +01:00
commit ca16d9d98e
Notes: sideshowbarker 2024-07-19 15:51:58 +09:00
7 changed files with 117 additions and 11 deletions
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12
Kernel/FileSystem.cpp
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@ -109,6 +109,18 @@ void Inode::will_be_destroyed()
flush_metadata();
}
void Inode::inode_contents_changed(off_t offset, size_t size, const byte* data)
{
if (m_vmo)
m_vmo->inode_contents_changed(Badge<Inode>(), offset, size, data);
}
void Inode::inode_size_changed(size_t old_size, size_t new_size)
{
if (m_vmo)
m_vmo->inode_size_changed(Badge<Inode>(), old_size, new_size);
}
int Inode::set_atime(time_t)
{
return -ENOTIMPL;