Allocate memory for the DEBUG_CACHE_LIST debug feature only when there's
plenty available. git-svn-id: file:///srv/svn/repos/haiku/haiku/trunk@36634 a95241bf-73f2-0310-859d-f6bbb57e9c96
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@ -3652,11 +3652,13 @@ vm_init(kernel_args* args)
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object_cache_set_minimum_reserve(gPageMappingsObjectCache, 1024);
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object_cache_set_minimum_reserve(gPageMappingsObjectCache, 1024);
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#if DEBUG_CACHE_LIST
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#if DEBUG_CACHE_LIST
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if (vm_page_num_free_pages() >= 200 * 1024 * 1024 / B_PAGE_SIZE) {
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create_area_etc(VMAddressSpace::KernelID(), "cache info table",
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create_area_etc(VMAddressSpace::KernelID(), "cache info table",
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(void**)&sCacheInfoTable, B_ANY_KERNEL_ADDRESS,
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(void**)&sCacheInfoTable, B_ANY_KERNEL_ADDRESS,
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ROUNDUP(kCacheInfoTableCount * sizeof(cache_info), B_PAGE_SIZE),
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ROUNDUP(kCacheInfoTableCount * sizeof(cache_info), B_PAGE_SIZE),
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B_FULL_LOCK, B_KERNEL_READ_AREA | B_KERNEL_WRITE_AREA, 0,
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B_FULL_LOCK, B_KERNEL_READ_AREA | B_KERNEL_WRITE_AREA, 0,
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CREATE_AREA_DONT_WAIT);
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CREATE_AREA_DONT_WAIT);
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}
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#endif // DEBUG_CACHE_LIST
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#endif // DEBUG_CACHE_LIST
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// add some debugger commands
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// add some debugger commands
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@ -3666,12 +3668,16 @@ vm_init(kernel_args* args)
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add_debugger_command("cache", &dump_cache, "Dump VMCache");
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add_debugger_command("cache", &dump_cache, "Dump VMCache");
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add_debugger_command("cache_tree", &dump_cache_tree, "Dump VMCache tree");
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add_debugger_command("cache_tree", &dump_cache_tree, "Dump VMCache tree");
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#if DEBUG_CACHE_LIST
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#if DEBUG_CACHE_LIST
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if (sCacheInfoTable != NULL) {
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add_debugger_command_etc("caches", &dump_caches,
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add_debugger_command_etc("caches", &dump_caches,
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"List all VMCache trees",
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"List all VMCache trees",
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"[ \"-c\" ]\n"
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"[ \"-c\" ]\n"
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"All cache trees are listed sorted in decreasing order by number of\n"
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"All cache trees are listed sorted in decreasing order by number "
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"used pages or, if \"-c\" is specified, by size of committed memory.\n",
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"of\n"
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"used pages or, if \"-c\" is specified, by size of committed "
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"memory.\n",
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0);
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0);
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}
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#endif
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#endif
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add_debugger_command("avail", &dump_available_memory,
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add_debugger_command("avail", &dump_available_memory,
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"Dump available memory");
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"Dump available memory");
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