Commit 7a896028 authored by Al Viro's avatar Al Viro
Browse files

kill elf_fpxregs_t 



all uses are conditional upon ELF_CORE_COPY_XFPREGS, which has not
been defined on any architecture since 2010

Signed-off-by: default avatarAl Viro <viro@zeniv.linux.org.uk>
parent 16aead81

arch/ia64/include/asm/elf.h

+0 −2
Original line number Diff line number Diff line
@@ -179,8 +179,6 @@ extern void ia64_init_addr_space (void); 
#define ELF_AR_SSD_OFFSET  (56 * sizeof(elf_greg_t))

#define ELF_AR_END_OFFSET  (57 * sizeof(elf_greg_t))



typedef unsigned long elf_fpxregset_t;



typedef unsigned long elf_greg_t;

typedef elf_greg_t elf_gregset_t[ELF_NGREG];

arch/powerpc/include/asm/elf.h

+0 −2
Original line number Diff line number Diff line
@@ -53,8 +53,6 @@ static inline void ppc_elf_core_copy_regs(elf_gregset_t elf_regs, 
}

#define ELF_CORE_COPY_REGS(gregs, regs) ppc_elf_core_copy_regs(gregs, regs);



typedef elf_vrregset_t elf_fpxregset_t;



/* ELF_HWCAP yields a mask that user programs can use to figure out what

   instruction set this cpu supports.  This could be done in userspace,

   but it's not easy, and we've already done it here.  */

arch/x86/include/asm/elf.h

+0 −2
Original line number Diff line number Diff line
@@ -21,8 +21,6 @@ typedef struct user_i387_struct elf_fpregset_t; 


#ifdef __i386__



typedef struct user_fxsr_struct elf_fpxregset_t;



#define R_386_NONE	0

#define R_386_32	1

#define R_386_PC32	2

fs/binfmt_elf.c

+0 −30
Original line number Diff line number Diff line
@@ -2038,9 +2038,6 @@ struct elf_thread_status 
	struct elf_prstatus prstatus;	/* NT_PRSTATUS */

	elf_fpregset_t fpu;		/* NT_PRFPREG */

	struct task_struct *thread;

#ifdef ELF_CORE_COPY_XFPREGS

	elf_fpxregset_t xfpu;		/* ELF_CORE_XFPREG_TYPE */

#endif

	struct memelfnote notes[3];

	int num_notes;

};
@@ -2071,15 +2068,6 @@ static int elf_dump_thread_status(long signr, struct elf_thread_status *t) 
		t->num_notes++;

		sz += notesize(&t->notes[1]);

	}



#ifdef ELF_CORE_COPY_XFPREGS

	if (elf_core_copy_task_xfpregs(p, &t->xfpu)) {

		fill_note(&t->notes[2], "LINUX", ELF_CORE_XFPREG_TYPE,

			  sizeof(t->xfpu), &t->xfpu);

		t->num_notes++;

		sz += notesize(&t->notes[2]);

	}

#endif	

	return sz;

}
@@ -2090,9 +2078,6 @@ struct elf_note_info { 
	struct elf_prpsinfo *psinfo;	/* NT_PRPSINFO */

	struct list_head thread_list;

	elf_fpregset_t *fpu;

#ifdef ELF_CORE_COPY_XFPREGS

	elf_fpxregset_t *xfpu;

#endif

	user_siginfo_t csigdata;

	int thread_status_size;

	int numnote;
@@ -2116,11 +2101,6 @@ static int elf_note_info_init(struct elf_note_info *info) 
	info->fpu = kmalloc(sizeof(*info->fpu), GFP_KERNEL);

	if (!info->fpu)

		return 0;

#ifdef ELF_CORE_COPY_XFPREGS

	info->xfpu = kmalloc(sizeof(*info->xfpu), GFP_KERNEL);

	if (!info->xfpu)

		return 0;

#endif

	return 1;

}
@@ -2184,13 +2164,6 @@ static int fill_note_info(struct elfhdr *elf, int phdrs, 
	if (info->prstatus->pr_fpvalid)

		fill_note(info->notes + info->numnote++,

			  "CORE", NT_PRFPREG, sizeof(*info->fpu), info->fpu);

#ifdef ELF_CORE_COPY_XFPREGS

	if (elf_core_copy_task_xfpregs(current, info->xfpu))

		fill_note(info->notes + info->numnote++,

			  "LINUX", ELF_CORE_XFPREG_TYPE,

			  sizeof(*info->xfpu), info->xfpu);

#endif



	return 1;

}
@@ -2243,9 +2216,6 @@ static void free_note_info(struct elf_note_info *info) 
	kfree(info->psinfo);

	kfree(info->notes);

	kfree(info->fpu);

#ifdef ELF_CORE_COPY_XFPREGS

	kfree(info->xfpu);

#endif

}



#endif

fs/binfmt_elf_fdpic.c

+0 −28
Original line number Diff line number Diff line
@@ -1457,9 +1457,6 @@ struct elf_thread_status 
	struct elf_prstatus_fdpic prstatus;	/* NT_PRSTATUS */

	elf_fpregset_t fpu;		/* NT_PRFPREG */

	struct task_struct *thread;

#ifdef ELF_CORE_COPY_XFPREGS

	elf_fpxregset_t xfpu;		/* ELF_CORE_XFPREG_TYPE */

#endif

	struct memelfnote notes[3];

	int num_notes;

};
@@ -1491,15 +1488,6 @@ static int elf_dump_thread_status(long signr, struct elf_thread_status *t) 
		t->num_notes++;

		sz += notesize(&t->notes[1]);

	}



#ifdef ELF_CORE_COPY_XFPREGS

	if (elf_core_copy_task_xfpregs(p, &t->xfpu)) {

		fill_note(&t->notes[2], "LINUX", ELF_CORE_XFPREG_TYPE,

			  sizeof(t->xfpu), &t->xfpu);

		t->num_notes++;

		sz += notesize(&t->notes[2]);

	}

#endif

	return sz;

}
@@ -1593,9 +1581,6 @@ static int elf_fdpic_core_dump(struct coredump_params *cprm) 
 	LIST_HEAD(thread_list);

 	struct list_head *t;

	elf_fpregset_t *fpu = NULL;

#ifdef ELF_CORE_COPY_XFPREGS

	elf_fpxregset_t *xfpu = NULL;

#endif

	int thread_status_size = 0;

	elf_addr_t *auxv;

	struct elf_phdr *phdr4note = NULL;
@@ -1634,11 +1619,6 @@ static int elf_fdpic_core_dump(struct coredump_params *cprm) 
	fpu = kmalloc(sizeof(*fpu), GFP_KERNEL);

	if (!fpu)

		goto end_coredump;

#ifdef ELF_CORE_COPY_XFPREGS

	xfpu = kmalloc(sizeof(*xfpu), GFP_KERNEL);

	if (!xfpu)

		goto end_coredump;

#endif



	for (ct = current->mm->core_state->dumper.next;

					ct; ct = ct->next) {
@@ -1703,11 +1683,6 @@ static int elf_fdpic_core_dump(struct coredump_params *cprm) 
	     elf_core_copy_task_fpregs(current, cprm->regs, fpu)))

		fill_note(notes + numnote++,

			  "CORE", NT_PRFPREG, sizeof(*fpu), fpu);

#ifdef ELF_CORE_COPY_XFPREGS

	if (elf_core_copy_task_xfpregs(current, xfpu))

		fill_note(notes + numnote++,

			  "LINUX", ELF_CORE_XFPREG_TYPE, sizeof(*xfpu), xfpu);

#endif



	offset += sizeof(*elf);				/* Elf header */

	offset += segs * sizeof(struct elf_phdr);	/* Program headers */
@@ -1828,9 +1803,6 @@ end_coredump: 
	kfree(notes);

	kfree(fpu);

	kfree(shdr4extnum);

#ifdef ELF_CORE_COPY_XFPREGS

	kfree(xfpu);

#endif

	return has_dumped;

#undef NUM_NOTES

}

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