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| author | Mark H Weaver <mhw@netris.org> | 2017-08-05 01:57:25 -0400 |
|---|---|---|
| committer | Mark H Weaver <mhw@netris.org> | 2017-08-05 01:57:25 -0400 |
| commit | 7656739771b0e07e467af709c730fee85bf65821 (patch) | |
| tree | a7a6bba6e9d0177a62250bd971bc28d9c2934e00 /nix | |
| parent | 1cec3462323717e063c98b6404e9c5c5ef037bdd (diff) | |
| download | gnu-guix-7656739771b0e07e467af709c730fee85bf65821.tar gnu-guix-7656739771b0e07e467af709c730fee85bf65821.tar.gz | |
Revert "daemon: Ensure proper alignment on the stack."
This reverts commit ab4ccc8fcfaf2215d4b33b1376147e4c2c70426a.
Diffstat (limited to 'nix')
| -rw-r--r-- | nix/libstore/build.cc | 7 |
1 files changed, 1 insertions, 6 deletions
diff --git a/nix/libstore/build.cc b/nix/libstore/build.cc index a93095dd1e..c6615865be 100644 --- a/nix/libstore/build.cc +++ b/nix/libstore/build.cc @@ -26,7 +26,6 @@ #include <errno.h> #include <stdio.h> #include <cstring> -#include <stdint.h> #include <pwd.h> #include <grp.h> @@ -2009,11 +2008,7 @@ void DerivationGoal::startBuilder() char stack[32 * 1024]; int flags = CLONE_NEWPID | CLONE_NEWNS | CLONE_NEWIPC | CLONE_NEWUTS | SIGCHLD; if (!fixedOutput) flags |= CLONE_NEWNET; - - /* Ensure proper alignment on the stack. On aarch64, it has to be 16 - bytes. */ - pid = clone(childEntry, (char *)(((uintptr_t)stack + 16) & ~0xf), - flags, this); + pid = clone(childEntry, stack + sizeof(stack) - 8, flags, this); if (pid == -1) throw SysError("cloning builder process"); } else |