4e950f6f01
Remove fs.h from mm.h. For this, 1) Uninline vma_wants_writenotify(). It's pretty huge anyway. 2) Add back fs.h or less bloated headers (err.h) to files that need it. As result, on x86_64 allyesconfig, fs.h dependencies cut down from 3929 files rebuilt down to 3444 (-12.3%). Cross-compile tested without regressions on my two usual configs and (sigh): alpha arm-mx1ads mips-bigsur powerpc-ebony alpha-allnoconfig arm-neponset mips-capcella powerpc-g5 alpha-defconfig arm-netwinder mips-cobalt powerpc-holly alpha-up arm-netx mips-db1000 powerpc-iseries arm arm-ns9xxx mips-db1100 powerpc-linkstation arm-assabet arm-omap_h2_1610 mips-db1200 powerpc-lite5200 arm-at91rm9200dk arm-onearm mips-db1500 powerpc-maple arm-at91rm9200ek arm-picotux200 mips-db1550 powerpc-mpc7448_hpc2 arm-at91sam9260ek arm-pleb mips-ddb5477 powerpc-mpc8272_ads arm-at91sam9261ek arm-pnx4008 mips-decstation powerpc-mpc8313_rdb arm-at91sam9263ek arm-pxa255-idp mips-e55 powerpc-mpc832x_mds arm-at91sam9rlek arm-realview mips-emma2rh powerpc-mpc832x_rdb arm-ateb9200 arm-realview-smp mips-excite powerpc-mpc834x_itx arm-badge4 arm-rpc mips-fulong powerpc-mpc834x_itxgp arm-carmeva arm-s3c2410 mips-ip22 powerpc-mpc834x_mds arm-cerfcube arm-shannon mips-ip27 powerpc-mpc836x_mds arm-clps7500 arm-shark mips-ip32 powerpc-mpc8540_ads arm-collie arm-simpad mips-jazz powerpc-mpc8544_ds arm-corgi arm-spitz mips-jmr3927 powerpc-mpc8560_ads arm-csb337 arm-trizeps4 mips-malta powerpc-mpc8568mds arm-csb637 arm-versatile mips-mipssim powerpc-mpc85xx_cds arm-ebsa110 i386 mips-mpc30x powerpc-mpc8641_hpcn arm-edb7211 i386-allnoconfig mips-msp71xx powerpc-mpc866_ads arm-em_x270 i386-defconfig mips-ocelot powerpc-mpc885_ads arm-ep93xx i386-up mips-pb1100 powerpc-pasemi arm-footbridge ia64 mips-pb1500 powerpc-pmac32 arm-fortunet ia64-allnoconfig mips-pb1550 powerpc-ppc64 arm-h3600 ia64-bigsur mips-pnx8550-jbs powerpc-prpmc2800 arm-h7201 ia64-defconfig mips-pnx8550-stb810 powerpc-ps3 arm-h7202 ia64-gensparse mips-qemu powerpc-pseries arm-hackkit ia64-sim mips-rbhma4200 powerpc-up arm-integrator ia64-sn2 mips-rbhma4500 s390 arm-iop13xx ia64-tiger mips-rm200 s390-allnoconfig arm-iop32x ia64-up mips-sb1250-swarm s390-defconfig arm-iop33x ia64-zx1 mips-sead s390-up arm-ixp2000 m68k mips-tb0219 sparc arm-ixp23xx m68k-amiga mips-tb0226 sparc-allnoconfig arm-ixp4xx m68k-apollo mips-tb0287 sparc-defconfig arm-jornada720 m68k-atari mips-workpad sparc-up arm-kafa m68k-bvme6000 mips-wrppmc sparc64 arm-kb9202 m68k-hp300 mips-yosemite sparc64-allnoconfig arm-ks8695 m68k-mac parisc sparc64-defconfig arm-lart m68k-mvme147 parisc-allnoconfig sparc64-up arm-lpd270 m68k-mvme16x parisc-defconfig um-x86_64 arm-lpd7a400 m68k-q40 parisc-up x86_64 arm-lpd7a404 m68k-sun3 powerpc x86_64-allnoconfig arm-lubbock m68k-sun3x powerpc-cell x86_64-defconfig arm-lusl7200 mips powerpc-celleb x86_64-up arm-mainstone mips-atlas powerpc-chrp32 Signed-off-by: Alexey Dobriyan <adobriyan@gmail.com> Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
90 lines
1.9 KiB
C
90 lines
1.9 KiB
C
/*
|
|
* Copyright (C) 2000, 2001 Jeff Dike (jdike@karaya.com)
|
|
* Licensed under the GPL
|
|
*/
|
|
|
|
#include "linux/slab.h"
|
|
#include "linux/smp_lock.h"
|
|
#include "linux/ptrace.h"
|
|
#include "linux/fs.h"
|
|
#include "asm/ptrace.h"
|
|
#include "asm/pgtable.h"
|
|
#include "asm/tlbflush.h"
|
|
#include "asm/uaccess.h"
|
|
#include "kern_util.h"
|
|
#include "as-layout.h"
|
|
#include "mem_user.h"
|
|
#include "kern.h"
|
|
#include "irq_user.h"
|
|
#include "tlb.h"
|
|
#include "os.h"
|
|
#include "choose-mode.h"
|
|
#include "mode_kern.h"
|
|
|
|
void flush_thread(void)
|
|
{
|
|
arch_flush_thread(¤t->thread.arch);
|
|
CHOOSE_MODE(flush_thread_tt(), flush_thread_skas());
|
|
}
|
|
|
|
void start_thread(struct pt_regs *regs, unsigned long eip, unsigned long esp)
|
|
{
|
|
CHOOSE_MODE_PROC(start_thread_tt, start_thread_skas, regs, eip, esp);
|
|
}
|
|
|
|
#ifdef CONFIG_TTY_LOG
|
|
extern void log_exec(char **argv, void *tty);
|
|
#endif
|
|
|
|
static long execve1(char *file, char __user * __user *argv,
|
|
char __user *__user *env)
|
|
{
|
|
long error;
|
|
#ifdef CONFIG_TTY_LOG
|
|
struct tty_struct *tty;
|
|
|
|
mutex_lock(&tty_mutex);
|
|
tty = get_current_tty();
|
|
if (tty)
|
|
log_exec(argv, tty);
|
|
mutex_unlock(&tty_mutex);
|
|
#endif
|
|
error = do_execve(file, argv, env, ¤t->thread.regs);
|
|
if (error == 0){
|
|
task_lock(current);
|
|
current->ptrace &= ~PT_DTRACE;
|
|
#ifdef SUBARCH_EXECVE1
|
|
SUBARCH_EXECVE1(¤t->thread.regs.regs);
|
|
#endif
|
|
task_unlock(current);
|
|
set_cmdline(current_cmd());
|
|
}
|
|
return(error);
|
|
}
|
|
|
|
long um_execve(char *file, char __user *__user *argv, char __user *__user *env)
|
|
{
|
|
long err;
|
|
|
|
err = execve1(file, argv, env);
|
|
if(!err)
|
|
do_longjmp(current->thread.exec_buf, 1);
|
|
return(err);
|
|
}
|
|
|
|
long sys_execve(char __user *file, char __user *__user *argv,
|
|
char __user *__user *env)
|
|
{
|
|
long error;
|
|
char *filename;
|
|
|
|
lock_kernel();
|
|
filename = getname(file);
|
|
error = PTR_ERR(filename);
|
|
if (IS_ERR(filename)) goto out;
|
|
error = execve1(filename, argv, env);
|
|
putname(filename);
|
|
out:
|
|
unlock_kernel();
|
|
return(error);
|
|
}
|