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zdump: notes_init: rename some parameters

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Rename the parameter `ptr` of `notes_init` to something meaningful. Since
it points to the start of the notes segment rename it to `segment_start`.
In addition, improve the documentation for the function.

Reviewed-by: Alexander Egorenkov <egorenar@linux.ibm.com>
Signed-off-by: Marc Hartmayer <mhartmay@linux.ibm.com>
Signed-off-by: Jan Höppner <hoeppner@linux.ibm.com>
This commit is contained in:
Marc Hartmayer
2021-10-14 19:17:31 +02:00
committed by Jan Höppner
parent 52118a8d02
commit 13a1227a02
1 changed files with 6 additions and 5 deletions
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11
zdump/dfo_elf.c
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@@ -240,11 +240,12 @@ static void *nt_vmcoreinfo(void *ptr)
}
/*
* Initialize notes
* Initialize the program header entries for the notes and the related segment
* data.
*/
static void *notes_init(Elf64_Phdr *phdr, void *ptr, u64 notes_offset)
static void *notes_init(Elf64_Phdr *phdr, void *segment_start, u64 elf_offset)
{
void *ptr_start = ptr;
void *ptr = segment_start;
struct dfi_cpu *cpu;
ptr = nt_prpsinfo(ptr);
@@ -269,8 +270,8 @@ out:
ptr = nt_vmcoreinfo(ptr);
memset(phdr, 0, sizeof(*phdr));
phdr->p_type = PT_NOTE;
phdr->p_offset = notes_offset;
phdr->p_filesz = PTR_DIFF(ptr, ptr_start);
phdr->p_offset = elf_offset;
phdr->p_filesz = PTR_DIFF(ptr, segment_start);
return ptr;
}