From: Liam R. Howlett <Liam.Howlett@Oracle.com>
Date: Mon, 4 Jan 2021 19:44:16 +0000 (-0500)
Subject: fs/binfmt_elf: Use maple tree iterators for fill_files_note()
X-Git-Tag: howlett/maple_spf/20210120~30
X-Git-Url: https://www.infradead.org/git/?a=commitdiff_plain;h=606a53abded8fa0655535c13c77d95d37b9d9c32;p=users%2Fjedix%2Flinux-maple.git

fs/binfmt_elf: Use maple tree iterators for fill_files_note()

Signed-off-by: Liam R. Howlett <Liam.Howlett@Oracle.com>
---

diff --git a/fs/binfmt_elf.c b/fs/binfmt_elf.c
index 950bc177238a..ab1d7f0b48ea 100644
--- a/fs/binfmt_elf.c
+++ b/fs/binfmt_elf.c
@@ -1609,6 +1609,7 @@ static int fill_files_note(struct memelfnote *note)
 	user_long_t *data;
 	user_long_t *start_end_ofs;
 	char *name_base, *name_curpos;
+	MA_STATE(mas, &mm->mm_mt, 0, 0);
 
 	/* *Estimated* file count and total data size needed */
 	count = mm->map_count;
@@ -1633,7 +1634,7 @@ static int fill_files_note(struct memelfnote *note)
 	name_base = name_curpos = ((char *)data) + names_ofs;
 	remaining = size - names_ofs;
 	count = 0;
-	for (vma = mm->mmap; vma != NULL; vma = vma->vm_next) {
+	mas_for_each(&mas, vma, ULONG_MAX) {
 		struct file *file;
 		const char *filename;