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Kernel: Remove unused /proc/mm file

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This was a file I used very early on to dump information about kernel
VM objects. It's long since superseded by other JSON-based files.
This commit is contained in:
Andreas Kling 2021-01-17 21:14:20 +01:00
parent 57a2394cb4
commit cfe54f86bd
2 changed files with 0 additions and 22 deletions
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21
Kernel/FileSystem/ProcFS.cpp
View file

@ -81,7 +81,6 @@ enum ProcFileType {
FI_Root = 1, // directory FI_Root = 1, // directory
__FI_Root_Start, __FI_Root_Start,
FI_Root_mm,
FI_Root_df, FI_Root_df,
FI_Root_all, FI_Root_all,
FI_Root_memstat, FI_Root_memstat,
@ -670,25 +669,6 @@ static bool procfs$self(InodeIdentifier, KBufferBuilder& builder)
return true; return true;
} }
static bool procfs$mm(InodeIdentifier, KBufferBuilder& builder)
{
InterruptDisabler disabler;
u32 vmobject_count = 0;
MemoryManager::for_each_vmobject([&](auto& vmobject) {
++vmobject_count;
builder.appendf("VMObject: %p %s(%u): p:%4u\n",
&vmobject,
vmobject.is_anonymous() ? "anon" : "file",
vmobject.ref_count(),
vmobject.page_count());
return IterationDecision::Continue;
});
builder.appendf("VMO count: %u\n", vmobject_count);
builder.appendf("Free physical pages: %u\n", MM.user_physical_pages() - MM.user_physical_pages_used());
builder.appendf("Free supervisor physical pages: %u\n", MM.super_physical_pages() - MM.super_physical_pages_used());
return true;
}
static bool procfs$dmesg(InodeIdentifier, KBufferBuilder& builder) static bool procfs$dmesg(InodeIdentifier, KBufferBuilder& builder)
{ {
InterruptDisabler disabler; InterruptDisabler disabler;
@ -1685,7 +1665,6 @@ ProcFS::ProcFS()
{ {
m_root_inode = adopt(*new ProcFSInode(*this, 1)); m_root_inode = adopt(*new ProcFSInode(*this, 1));
m_entries.resize(FI_MaxStaticFileIndex); m_entries.resize(FI_MaxStaticFileIndex);
m_entries[FI_Root_mm] = { "mm", FI_Root_mm, true, procfs$mm };
m_entries[FI_Root_df] = { "df", FI_Root_df, false, procfs$df }; m_entries[FI_Root_df] = { "df", FI_Root_df, false, procfs$df };
m_entries[FI_Root_all] = { "all", FI_Root_all, false, procfs$all }; m_entries[FI_Root_all] = { "all", FI_Root_all, false, procfs$all };
m_entries[FI_Root_memstat] = { "memstat", FI_Root_memstat, false, procfs$memstat }; m_entries[FI_Root_memstat] = { "memstat", FI_Root_memstat, false, procfs$memstat };

1
Kernel/VM/MemoryManager.h
View file

@ -87,7 +87,6 @@ class MemoryManager {
friend class AnonymousVMObject; friend class AnonymousVMObject;
friend class Region; friend class Region;
friend class VMObject; friend class VMObject;
friend OwnPtr<KBuffer> procfs$mm(InodeIdentifier);
friend OwnPtr<KBuffer> procfs$memstat(InodeIdentifier); friend OwnPtr<KBuffer> procfs$memstat(InodeIdentifier);
public: public: