I made up some numbers for the present bitmap phdrs and shdrs.

For serious use this would probably require an allocation somewhere.


Signed-off-by: Andi Kleen <andi@firstfloor.org>

---
 include/linux/elf.h |    4 ++++
 1 file changed, 4 insertions(+)

Index: linux/include/linux/elf.h
===================================================================
--- linux.orig/include/linux/elf.h
+++ linux/include/linux/elf.h
@@ -49,6 +49,7 @@ typedef __s64	Elf64_Sxword;
 #define PT_GNU_EH_FRAME		0x6474e550
 
 #define PT_GNU_STACK	(PT_LOOS + 0x474e551)
+#define PT_PRESENT_BITMAP (PT_GNU_STACK + 1)
 
 /* These constants define the different elf file types */
 #define ET_NONE   0
@@ -230,6 +231,8 @@ typedef struct elf64_hdr {
 #define PF_W		0x2
 #define PF_X		0x1
 
+#define PF_PLEASE_LOAD_SHDRS		0x8 /* hack. checked on PT_GNU_STACK */
+
 typedef struct elf32_phdr{
   Elf32_Word	p_type;
   Elf32_Off	p_offset;
@@ -270,6 +273,7 @@ typedef struct elf64_phdr {
 #define SHT_HIPROC	0x7fffffff
 #define SHT_LOUSER	0x80000000
 #define SHT_HIUSER	0xffffffff
+#define SHT_PRESENT_BITMAP (SHT_LOPROC - 1000)
 
 /* sh_flags */
 #define SHF_WRITE	0x1
--
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