diff options
| -rw-r--r-- | tapset/proc_mem.stp | 32 |
1 files changed, 32 insertions, 0 deletions
diff --git a/tapset/proc_mem.stp b/tapset/proc_mem.stp index 825a7570..e4386bde 100644 --- a/tapset/proc_mem.stp +++ b/tapset/proc_mem.stp @@ -30,9 +30,25 @@ return NULL; return current->mm; } +#include <linux/mm_types.h> +#if LINUX_VERSION_CODE >= KERNEL_VERSION(2,6,34) +static inline unsigned long k_get_mm_counter(struct mm_struct *mm, int member) +{ +#if USE_SPLIT_PTLOCKS + return (unsigned long)atomic_long_read(&mm->rss_stat.count[member]); +#else + return mm->rss_stat.count[member]; +#endif +} +#endif %} function _stp_get_mm_counter_file_rss:long(mm:long) +%(kernel_v >= "2.6.34" %? +%{ /* pure */ /* unprivileged */ + THIS->__retvalue = k_get_mm_counter((struct mm_struct*)(unsigned long)THIS->mm, MM_FILEPAGES); +%} +%: { %( CONFIG_NR_CPUS >= CONFIG_SPLIT_PTLOCK_CPUS %? return @cast(mm, "mm_struct", "kernel<linux/sched.h>")->_file_rss->counter; @@ -40,8 +56,14 @@ function _stp_get_mm_counter_file_rss:long(mm:long) return @cast(mm, "mm_struct", "kernel<linux/sched.h>")->_file_rss; %) } +%) function _stp_get_mm_counter_anon_rss(mm:long) +%(kernel_v >= "2.6.34" %? +%{ /* pure */ /* unprivileged */ + THIS->__retvalue = k_get_mm_counter((struct mm_struct*)(unsigned long)THIS->mm, MM_ANONPAGES); +%} +%: { %( CONFIG_NR_CPUS >= CONFIG_SPLIT_PTLOCK_CPUS %? return @cast(mm, "mm_struct", "kernel<linux/sched.h>")->_anon_rss->counter; @@ -49,6 +71,7 @@ function _stp_get_mm_counter_anon_rss(mm:long) return @cast(mm, "mm_struct", "kernel<linux/sched.h>")->_anon_rss; %) } +%) /** * sfunction proc_mem_size - Total program virtual memory size in pages @@ -98,8 +121,13 @@ function proc_mem_rss:long () %{ /* pure */ /* unprivileged */ struct mm_struct *mm = _stp_proc_mm (); if (mm) +#if LINUX_VERSION_CODE >= KERNEL_VERSION(2,6,34) + THIS->__retvalue = k_get_mm_counter(mm, MM_FILEPAGES) + + k_get_mm_counter(mm, MM_ANONPAGES); +#else THIS->__retvalue = (get_mm_counter(mm, file_rss) + get_mm_counter(mm, anon_rss)); +#endif else THIS->__retvalue = 0; %} @@ -137,7 +165,11 @@ function proc_mem_shr:long () %{ /* pure */ /* unprivileged */ struct mm_struct *mm = _stp_proc_mm (); if (mm) +#if LINUX_VERSION_CODE >= KERNEL_VERSION(2,6,34) + THIS->__retvalue = k_get_mm_counter(mm, MM_FILEPAGES); +#else THIS->__retvalue = get_mm_counter(mm, file_rss); +#endif else THIS->__retvalue = 0; %} |