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| author | Carmelo Amoroso <carmelo.amoroso@st.com> | 2011-05-04 08:31:16 +0200 |
|---|---|---|
| committer | Carmelo Amoroso <carmelo.amoroso@st.com> | 2011-05-04 08:31:16 +0200 |
| commit | 3004ce0c9619f89bf8e64931edd696bf4df8d2e1 (patch) | |
| tree | f03f898fa5c2506c4e30f5f89ce097acf01bc016 /ldso/ldso/bfin | |
| parent | 3b3285b1b7c02d36c74a6ae265fdb02ca991c96b (diff) | |
| parent | 4916fd889ec1c60710faa528a3ccdb50973198e2 (diff) | |
Merge remote-tracking branch 'origin/master' into prelink
* origin/master: (32 commits)
libubacktrace: fix backtrace support on arm-eabi, which needs libgcc_eh linked too
getaddrinfo.c: fix incorrect check for ERANGE from gethostbyaddr_r
getaddrinfo.c: improve code readability. No functional changes
string: remove unused variable
x86_64: silence warning if !TLS
buildsys: prettify ssp.c handling
madvise is LINUX_SPECIFIC
test_nptl: fix expected result for tst-cputimer[123]
test_nptl: fix expected result for tst-clock2 test
buildsys: make $(LOCAL_INSTALL_PATH) phony
ether_aton: reject invalid input
tests: disable ether tests if !HAS_SOCKET
inet: add ether_aton testcase
sysconf: clock_getres depends on HAS_REALTIME
__rt_sigwaitinfo: depends on HAS_REALTIME
buildsys: minor fixes in Makefile.arch for C6X
buildsys: minor fixes in Makefile.arch for microblaze
libubacktrace: enabled for all archs indeed.
sparc: don't access fp registers when configured for no fpu
libubacktrace: generic implementation based dwarf
...
Conflicts:
ldso/ldso/dl-elf.c
ldso/ldso/mips/elfinterp.c
ldso/ldso/x86_64/elfinterp.c
Signed-off-by: Carmelo Amoroso <carmelo.amoroso@st.com>
Diffstat (limited to 'ldso/ldso/bfin')
| -rw-r--r-- | ldso/ldso/bfin/dl-inlines.h | 41 | ||||
| -rw-r--r-- | ldso/ldso/bfin/dl-sysdep.h | 2 |
2 files changed, 35 insertions, 8 deletions
diff --git a/ldso/ldso/bfin/dl-inlines.h b/ldso/ldso/bfin/dl-inlines.h index 6524f5edc..969986218 100644 --- a/ldso/ldso/bfin/dl-inlines.h +++ b/ldso/ldso/bfin/dl-inlines.h @@ -88,14 +88,39 @@ __dl_init_loadaddr_hdr (struct elf32_fdpic_loadaddr loadaddr, void *addr, segdata->p_memsz = phdr->p_memsz; #if defined (__SUPPORT_LD_DEBUG__) - { - extern char *_dl_debug; - extern int _dl_debug_file; - if (_dl_debug) - _dl_dprintf(_dl_debug_file, "%i: mapped %x at %x, size %x\n", - loadaddr.map->nsegs-1, - segdata->p_vaddr, segdata->addr, segdata->p_memsz); - } + if (_dl_debug) + _dl_dprintf(_dl_debug_file, "%i: mapped %x at %x, size %x\n", + loadaddr.map->nsegs-1, + segdata->p_vaddr, segdata->addr, segdata->p_memsz); +#endif +} + +/* Replace an existing entry in the load map. */ +static __always_inline void +__dl_update_loadaddr_hdr (struct elf32_fdpic_loadaddr loadaddr, void *addr, + Elf32_Phdr *phdr) +{ + struct elf32_fdpic_loadseg *segdata; + void *oldaddr; + int i; + + for (i = 0; i < loadaddr.map->nsegs; i++) + if (loadaddr.map->segs[i].p_vaddr == phdr->p_vaddr + && loadaddr.map->segs[i].p_memsz == phdr->p_memsz) + break; + if (i == loadaddr.map->nsegs) + _dl_exit (-1); + + segdata = loadaddr.map->segs + i; + oldaddr = (void *)segdata->addr; + _dl_munmap (oldaddr, segdata->p_memsz); + segdata->addr = (Elf32_Addr) addr; + +#if defined (__SUPPORT_LD_DEBUG__) + if (_dl_debug) + _dl_dprintf(_dl_debug_file, "%i: changed mapping %x at %x (old %x), size %x\n", + loadaddr.map->nsegs-1, + segdata->p_vaddr, segdata->addr, oldaddr, segdata->p_memsz); #endif } diff --git a/ldso/ldso/bfin/dl-sysdep.h b/ldso/ldso/bfin/dl-sysdep.h index 50c750990..168e5c89a 100644 --- a/ldso/ldso/bfin/dl-sysdep.h +++ b/ldso/ldso/bfin/dl-sysdep.h @@ -120,6 +120,8 @@ struct funcdesc_ht; #define DL_INIT_LOADADDR_HDR(LOADADDR, ADDR, PHDR) \ (__dl_init_loadaddr_hdr ((LOADADDR), (ADDR), (PHDR), \ dl_init_loadaddr_load_count)) +#define DL_UPDATE_LOADADDR_HDR(LOADADDR, ADDR, PHDR) \ + (__dl_update_loadaddr_hdr ((LOADADDR), (ADDR), (PHDR))) #define DL_LOADADDR_UNMAP(LOADADDR, LEN) \ (__dl_loadaddr_unmap ((LOADADDR), (NULL))) #define DL_LIB_UNMAP(LIB, LEN) \ |