diff options
Diffstat (limited to 'tapset/memory.stp')
| -rw-r--r-- | tapset/memory.stp | 13 |
1 files changed, 8 insertions, 5 deletions
diff --git a/tapset/memory.stp b/tapset/memory.stp index 961cca38..83875aa4 100644 --- a/tapset/memory.stp +++ b/tapset/memory.stp @@ -6,6 +6,9 @@ // redistribute it and/or modify it under the terms of the GNU General // Public License (GPL); either version 2, or (at your option) any // later version. +// <tapsetdescription> +// This family of probe points is used to probe memory-related events. +// </tapsetdescription> %{ #include <linux/mm.h> %} @@ -53,7 +56,7 @@ function vm_fault_contains:long (value:long, test:long) /** * probe vm.pagefault - Records that a page fault occurred. * @address: The address of the faulting memory access; i.e. the address that caused the page fault. - * @write_access: Indicates whether this was a write or read access; <command>1</command> indicates a write, + * @write_access: Indicates whether this was a write or read access; <command>1</command> indicates a write, * while <command>0</command> indicates a read. * * Context: The process which triggered the fault @@ -97,7 +100,7 @@ function addr_to_node:long(addr:long) %{ /* pure */ } %} -/* Return whether a page to be copied is a zero page. */ +// Return whether a page to be copied is a zero page. function _IS_ZERO_PAGE:long(from:long, vaddr:long) %{ /* pure */ THIS->__retvalue = (THIS->from == (long) ZERO_PAGE(THIS->vaddr)); %} @@ -110,8 +113,8 @@ function _IS_ZERO_PAGE:long(from:long, vaddr:long) %{ /* pure */ * Context: * The context is the process attempting the write. * - * Fires when a process attempts to write to a shared page. - * If a copy is necessary, this will be followed by a + * Fires when a process attempts to write to a shared page. + * If a copy is necessary, this will be followed by a * <command>vm.write_shared_copy</command>. */ probe vm.write_shared = kernel.function("do_wp_page") { @@ -119,7 +122,7 @@ probe vm.write_shared = kernel.function("do_wp_page") { } /** - * probe vm.write_shared_copy- Page copy for shared page write. + * probe vm.write_shared_copy - Page copy for shared page write. * @address: The address of the shared write. * @zero: Boolean indicating whether it is a zero page * (can do a clear instead of a copy). |