diff options
Diffstat (limited to 'tapset')
| -rw-r--r-- | tapset/memory.stp | 59 |
1 files changed, 43 insertions, 16 deletions
diff --git a/tapset/memory.stp b/tapset/memory.stp index bd71a386..c170c5c7 100644 --- a/tapset/memory.stp +++ b/tapset/memory.stp @@ -217,6 +217,33 @@ function __gfp_flag_str:string(gfp_flag:long) %{ #endif #endif +#ifndef __GFP_THISNODE +#define __GFP_THISNODE ((__force gfp_t)0x40000u) +#endif + +#ifndef __GFP_RECLAIMABLE +#define __GFP_RECLAIMABLE ((__force gfp_t)0x80000u) +#endif + +#ifndef GFP_TEMPORARY +#define GFP_TEMPORARY (__GFP_WAIT | __GFP_IO | __GFP_FS | \ + __GFP_RECLAIMABLE) +#endif + +#ifndef GFP_HIGHUSER_MOVABLE +#define GFP_HIGHUSER_MOVABLE (__GFP_WAIT | __GFP_IO | __GFP_FS | \ + __GFP_HARDWALL | __GFP_HIGHMEM | \ + __GFP_MOVABLE) +#endif + +#ifndef GFP_THISNODE +#ifdef CONFIG_NUMA +#define GFP_THISNODE (__GFP_THISNODE | __GFP_NOWARN | __GFP_NORETRY) +#else +#define GFP_THISNODE ((__force gfp_t)0) +#endif +#endif + /* Macro for GFP Bitmasks. */ /* The resulted GFP_FLAGS may be either single or concatenation of the multiple bitmasks. */ @@ -298,9 +325,9 @@ probe __vm.kmalloc.kp = kernel.function("kmalloc").return { call_site = 0 caller_function = "unknown" bytes_req = $size - bytes_alloc = "unknown" - gfp_flags = $gfp_flags - gfp_flag_name = __gfp_flag_str($gfp_flags) + bytes_alloc = bytes_req // pretend they are always the same + gfp_flags = $flags + gfp_flag_name = __gfp_flag_str(gfp_flags) ptr = $return } @@ -334,10 +361,10 @@ probe __vm.kmem_cache_alloc.kp = kernel.function("kmem_cache_alloc").return { name = "kmem_cache_alloc" call_site = 0 caller_function = "unknown" - bytes_req = $size - bytes_alloc = "unknown" - gfp_flags = $gfp_flags - gfp_flag_name = __gfp_flag_str($gfp_flags) + bytes_req = $cachep->buffer_size + bytes_alloc = bytes_req // pretend they are always the same + gfp_flags = $flags + gfp_flag_name = __gfp_flag_str(gfp_flags) ptr = $return } @@ -373,9 +400,9 @@ probe __vm.kmalloc_node.kp = kernel.function("kmalloc_node").return? { call_site = 0 caller_function = "unknown" bytes_req = $size - bytes_alloc = "unknown" - gfp_flags = $gfp_flags - gfp_flag_name = __gfp_flag_str($gfp_flags) + bytes_alloc = bytes_req // pretend they are always the same + gfp_flags = $flags + gfp_flag_name = __gfp_flag_str(gfp_flags) ptr = $return } @@ -408,10 +435,10 @@ probe __vm.kmem_cache_alloc_node.kp = kernel.function("kmem_cache_alloc_node").r name = "kmem_cache_alloc_node" call_site = 0 caller_function = "unknown" - bytes_req = $size - bytes_alloc = "unknown" - gfp_flags = $gfp_flags - gfp_flag_name = __gfp_flag_str($gfp_flags) + bytes_req = $cachep->buffer_size + bytes_alloc = bytes_req // pretend they are always the same + gfp_flags = $flags + gfp_flag_name = __gfp_flag_str(gfp_flags) ptr = $return } @@ -442,7 +469,7 @@ probe __vm.kfree.kp = kernel.function("kfree").return { name = "kfree" call_site = 0 caller_function = "unknown" - ptr = $return + ptr = $objp } /** @@ -465,7 +492,7 @@ probe __vm.kmem_cache_free.kp = kernel.function("kmem_cache_free").return { name = "kmem_cache_free" call_site = 0 caller_function = "unknown" - ptr = $return + ptr = $objp } /** * probe vm.kmem_cache_free - Fires when \ |