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Add support for 32-bit processes to call supercall #256

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Add support for 32-bit processes to call supercall #256

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8 changes: 7 additions & 1 deletion kernel/patch/common/supercall.c
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Original file line number Diff line number Diff line change
Expand Up @@ -418,7 +418,13 @@ int supercall_install()

hook_err_t err = hook_syscalln(__NR_supercall, 6, before, 0, 0);
if (err) {
log_boot("install supercall hook error: %d\n", err);
log_boot("install supercall 64-bit hook error: %d\n", err);
rc = err;
goto out;
}
err = hook_compat_syscalln(92, 6, before, 0, 0); // __NR_truncate == __NR_supercall for 32-bit
if (err) {
log_boot("install supercall 32-bit hook error: %d\n", err);
rc = err;
goto out;
}
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