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* [glibc/arm/morello/main] cheri: elf: elfptr_t l_map_start in link_map struct
@ 2022-11-23 14:45 Szabolcs Nagy
0 siblings, 0 replies; 3+ messages in thread
From: Szabolcs Nagy @ 2022-11-23 14:45 UTC (permalink / raw)
To: glibc-cvs
https://sourceware.org/git/gitweb.cgi?p=glibc.git;h=607b660f896b541c0702b4369d33e513f504881d
commit 607b660f896b541c0702b4369d33e513f504881d
Author: Szabolcs Nagy <szabolcs.nagy@arm.com>
Date: Thu Apr 7 13:18:48 2022 +0100
cheri: elf: elfptr_t l_map_start in link_map struct
Use a capability for the load segment start that covers all load
segments so pointers can be derived from it.
It should have RX permission and a separate capability used for
writable pointers.
Diff:
---
include/link.h | 3 ++-
1 file changed, 2 insertions(+), 1 deletion(-)
diff --git a/include/link.h b/include/link.h
index 0ac82d7c77..7632ae33d3 100644
--- a/include/link.h
+++ b/include/link.h
@@ -252,7 +252,8 @@ struct link_map
/* Start and finish of memory map for this object. l_map_start
need not be the same as l_addr. */
- ElfW(Addr) l_map_start, l_map_end;
+ elfptr_t l_map_start;
+ ElfW(Addr) l_map_end;
/* End of the executable part of the mapping. */
ElfW(Addr) l_text_end;
^ permalink raw reply [flat|nested] 3+ messages in thread
* [glibc/arm/morello/main] cheri: elf: elfptr_t l_map_start in link_map struct
@ 2022-10-27 13:55 Szabolcs Nagy
0 siblings, 0 replies; 3+ messages in thread
From: Szabolcs Nagy @ 2022-10-27 13:55 UTC (permalink / raw)
To: glibc-cvs
https://sourceware.org/git/gitweb.cgi?p=glibc.git;h=15458dd00f538c02becb3ec01192adf0e4a58a9d
commit 15458dd00f538c02becb3ec01192adf0e4a58a9d
Author: Szabolcs Nagy <szabolcs.nagy@arm.com>
Date: Thu Apr 7 13:18:48 2022 +0100
cheri: elf: elfptr_t l_map_start in link_map struct
Use a capability for the load segment start that covers all load
segments so pointers can be derived from it.
It should have RX permission and a separate capability used for
writable pointers.
Diff:
---
include/link.h | 3 ++-
1 file changed, 2 insertions(+), 1 deletion(-)
diff --git a/include/link.h b/include/link.h
index 0ac82d7c77..7632ae33d3 100644
--- a/include/link.h
+++ b/include/link.h
@@ -252,7 +252,8 @@ struct link_map
/* Start and finish of memory map for this object. l_map_start
need not be the same as l_addr. */
- ElfW(Addr) l_map_start, l_map_end;
+ elfptr_t l_map_start;
+ ElfW(Addr) l_map_end;
/* End of the executable part of the mapping. */
ElfW(Addr) l_text_end;
^ permalink raw reply [flat|nested] 3+ messages in thread
* [glibc/arm/morello/main] cheri: elf: elfptr_t l_map_start in link_map struct
@ 2022-10-26 15:16 Szabolcs Nagy
0 siblings, 0 replies; 3+ messages in thread
From: Szabolcs Nagy @ 2022-10-26 15:16 UTC (permalink / raw)
To: glibc-cvs
https://sourceware.org/git/gitweb.cgi?p=glibc.git;h=6b86cb6bf1a61f52c03f466742ebebcc746853aa
commit 6b86cb6bf1a61f52c03f466742ebebcc746853aa
Author: Szabolcs Nagy <szabolcs.nagy@arm.com>
Date: Thu Apr 7 13:18:48 2022 +0100
cheri: elf: elfptr_t l_map_start in link_map struct
Use a capability for the load segment start that covers all load
segments so pointers can be derived from it.
It should have RX permission and a separate capability used for
writable pointers.
Diff:
---
include/link.h | 3 ++-
1 file changed, 2 insertions(+), 1 deletion(-)
diff --git a/include/link.h b/include/link.h
index 0ac82d7c77..7632ae33d3 100644
--- a/include/link.h
+++ b/include/link.h
@@ -252,7 +252,8 @@ struct link_map
/* Start and finish of memory map for this object. l_map_start
need not be the same as l_addr. */
- ElfW(Addr) l_map_start, l_map_end;
+ elfptr_t l_map_start;
+ ElfW(Addr) l_map_end;
/* End of the executable part of the mapping. */
ElfW(Addr) l_text_end;
^ permalink raw reply [flat|nested] 3+ messages in thread
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