mirror of https://gitee.com/openkylin/qemu.git
fcntl() remaining fix, by Stuart Anderson.
git-svn-id: svn://svn.savannah.nongnu.org/qemu/trunk@2559 c046a42c-6fe2-441c-8c8c-71466251a162
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@ -1793,6 +1793,13 @@ static long do_fcntl(int fd, int cmd, target_ulong arg)
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switch(cmd) {
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case TARGET_F_GETLK:
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lock_user_struct(target_fl, arg, 1);
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fl.l_type = tswap16(target_fl->l_type);
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fl.l_whence = tswap16(target_fl->l_whence);
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fl.l_start = tswapl(target_fl->l_start);
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fl.l_len = tswapl(target_fl->l_len);
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fl.l_pid = tswapl(target_fl->l_pid);
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unlock_user_struct(target_fl, arg, 0);
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ret = fcntl(fd, cmd, &fl);
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if (ret == 0) {
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lock_user_struct(target_fl, arg, 0);
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@ -1818,6 +1825,13 @@ static long do_fcntl(int fd, int cmd, target_ulong arg)
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break;
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case TARGET_F_GETLK64:
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lock_user_struct(target_fl64, arg, 1);
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fl64.l_type = tswap16(target_fl64->l_type) >> 1;
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fl64.l_whence = tswap16(target_fl64->l_whence);
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fl64.l_start = tswapl(target_fl64->l_start);
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fl64.l_len = tswapl(target_fl64->l_len);
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fl64.l_pid = tswap16(target_fl64->l_pid);
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unlock_user_struct(target_fl64, arg, 0);
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ret = fcntl(fd, cmd >> 1, &fl64);
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if (ret == 0) {
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lock_user_struct(target_fl64, arg, 0);
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@ -3896,6 +3910,26 @@ long do_syscall(void *cpu_env, int num, long arg1, long arg2, long arg3,
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switch(arg2) {
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case TARGET_F_GETLK64:
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#ifdef TARGET_ARM
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if (((CPUARMState *)cpu_env)->eabi) {
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lock_user_struct(target_efl, arg3, 1);
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fl.l_type = tswap16(target_efl->l_type);
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fl.l_whence = tswap16(target_efl->l_whence);
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fl.l_start = tswap64(target_efl->l_start);
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fl.l_len = tswap64(target_efl->l_len);
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fl.l_pid = tswapl(target_efl->l_pid);
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unlock_user_struct(target_efl, arg3, 0);
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} else
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#endif
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{
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lock_user_struct(target_fl, arg3, 1);
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fl.l_type = tswap16(target_fl->l_type);
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fl.l_whence = tswap16(target_fl->l_whence);
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fl.l_start = tswap64(target_fl->l_start);
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fl.l_len = tswap64(target_fl->l_len);
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fl.l_pid = tswapl(target_fl->l_pid);
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unlock_user_struct(target_fl, arg3, 0);
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}
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ret = get_errno(fcntl(arg1, cmd, &fl));
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if (ret == 0) {
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#ifdef TARGET_ARM
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