git: f9ca52bab510 - main - Use getpagesize in gcore to find the page size
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Date: Thu, 19 May 2022 10:33:20 UTC
The branch main has been updated by andrew: URL: https://cgit.FreeBSD.org/src/commit/?id=f9ca52bab510ff97c6a3c513ddce698a0d19934c commit f9ca52bab510ff97c6a3c513ddce698a0d19934c Author: Andrew Turner <andrew@FreeBSD.org> AuthorDate: 2022-05-13 11:56:14 +0000 Commit: Andrew Turner <andrew@FreeBSD.org> CommitDate: 2022-05-19 10:32:26 +0000 Use getpagesize in gcore to find the page size Reviewed by: markj Sponsored by: The FreeBSD Foundation Differential Revision: https://reviews.freebsd.org/D35194 --- usr.bin/gcore/elfcore.c | 8 +++++--- 1 file changed, 5 insertions(+), 3 deletions(-) diff --git a/usr.bin/gcore/elfcore.c b/usr.bin/gcore/elfcore.c index 1fcd14698a9e..6ef1f31d28cd 100644 --- a/usr.bin/gcore/elfcore.c +++ b/usr.bin/gcore/elfcore.c @@ -234,7 +234,7 @@ elf_coredump(int efd, int fd, pid_t pid) /* Put notes. */ elf_putnotes(pid, sb, ¬esz); /* Align up to a page boundary for the program segments. */ - sbuf_end_section(sb, -1, PAGE_SIZE, 0); + sbuf_end_section(sb, -1, getpagesize(), 0); if (sbuf_finish(sb) != 0) err(1, "sbuf_finish"); hdr = sbuf_data(sb); @@ -295,15 +295,17 @@ cb_put_phdr(struct map_entry *entry, void *closure) { struct phdr_closure *phc = (struct phdr_closure *)closure; Elf_Phdr *phdr = phc->phdr; + size_t page_size; - phc->offset = round_page(phc->offset); + page_size = getpagesize(); + phc->offset = roundup2(phc->offset, page_size); phdr->p_type = PT_LOAD; phdr->p_offset = phc->offset; phdr->p_vaddr = entry->start; phdr->p_paddr = 0; phdr->p_filesz = phdr->p_memsz = entry->end - entry->start; - phdr->p_align = PAGE_SIZE; + phdr->p_align = page_size; phdr->p_flags = 0; if (entry->protection & VM_PROT_READ) phdr->p_flags |= PF_R;