The patch titled
i386-vdso-use-vm_alwaysdump-tidy
has been removed from the -mm tree. Its filename was
i386-vdso-use-vm_alwaysdump-tidy.patch
This patch was dropped because it was folded into i386-vdso-use-vm_alwaysdump.patch
------------------------------------------------------
Subject: i386-vdso-use-vm_alwaysdump-tidy
From: Andrew Morton <akpm@xxxxxxxx>
Cc: Roland McGrath <roland@xxxxxxxxxx>
Cc: Ingo Molnar <mingo@xxxxxxx>
Cc: Paul Mackerras <paulus@xxxxxxxxx>
Cc: Benjamin Herrenschmidt <benh@xxxxxxxxxxxxxxxxxxx>
Cc: Andi Kleen <ak@xxxxxxx>
Signed-off-by: Andrew Morton <akpm@xxxxxxxx>
---
fs/binfmt_elf.c | 34 ++++++++++++++++++++++++++++++----
1 files changed, 30 insertions(+), 4 deletions(-)
diff -puN fs/binfmt_elf.c~i386-vdso-use-vm_alwaysdump-tidy fs/binfmt_elf.c
--- a/fs/binfmt_elf.c~i386-vdso-use-vm_alwaysdump-tidy
+++ a/fs/binfmt_elf.c
@@ -1428,6 +1428,32 @@ static int elf_dump_thread_status(long s
return sz;
}
+static struct vm_area_struct *first_vma(struct task_struct *tsk,
+ struct vm_area_struct *gate_vma)
+{
+ struct vm_area_struct *ret = tsk->mm->mmap;
+
+ if (ret)
+ return ret;
+ return gate_vma;
+}
+/*
+ * Helper function for iterating across a vma list. It ensures that the caller
+ * will visit `gate_vma' prior to terminating the search.
+ */
+static struct vm_area_struct *next_vma(struct vm_area_struct *this_vma,
+ struct vm_area_struct *gate_vma)
+{
+ struct vm_area_struct *ret;
+
+ ret = this_vma->vm_next;
+ if (ret)
+ return ret;
+ if (this_vma == gate_vma)
+ return NULL;
+ return gate_vma;
+}
+
/*
* Actual dumper
*
@@ -1600,8 +1626,8 @@ static int elf_core_dump(long signr, str
dataoff = offset = roundup(offset, ELF_EXEC_PAGESIZE);
/* Write program headers for segments dump */
- for (vma = current->mm->mmap; vma != NULL;
- vma = vma->vm_next ?: vma == gate_vma ? NULL : gate_vma) {
+ for (vma = first_vma(current, gate_vma); vma != NULL;
+ vma = next_vma(vma, gate_vma)) {
struct elf_phdr phdr;
size_t sz;
@@ -1650,8 +1676,8 @@ static int elf_core_dump(long signr, str
/* Align to page */
DUMP_SEEK(dataoff - foffset);
- for (vma = current->mm->mmap; vma != NULL;
- vma = vma->vm_next ?: vma == gate_vma ? NULL : gate_vma) {
+ for (vma = first_vma(current, gate_vma); vma != NULL;
+ vma = next_vma(vma, gate_vma)) {
unsigned long addr;
if (!maydump(vma))
_
Patches currently in -mm which might be from akpm@xxxxxxxx are
i386-vdso-use-vm_alwaysdump.patch
i386-vdso-use-vm_alwaysdump-tidy.patch
-
To unsubscribe from this list: send the line "unsubscribe mm-commits" in
the body of a message to majordomo@xxxxxxxxxxxxxxx
More majordomo info at http://vger.kernel.org/majordomo-info.html
