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Remove --disable-spinlocks.

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A later change will require atomic support, so it wouldn't make sense
for a hypothetical new system not to be able to implement spinlocks.

Reviewed-by: Heikki Linnakangas <hlinnaka@iki.fi>
Reviewed-by: Tom Lane <tgl@sss.pgh.pa.us> (concept, not the patch)
Reviewed-by: Andres Freund <andres@anarazel.de> (concept, not the patch)
Discussion: https://postgr.es/m/3351991.1697728588%40sss.pgh.pa.us
This commit is contained in:
Thomas Munro
2024-07-30 21:45:01 +12:00
parent 1330843bb7
commit e25626677f
20 changed files with 13 additions and 486 deletions
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13
configure.ac
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@ -186,12 +186,6 @@ PGAC_ARG_BOOL(enable, rpath, yes,
[do not embed shared library search path in executables])
AC_SUBST(enable_rpath)
#
# Spinlocks
#
PGAC_ARG_BOOL(enable, spinlocks, yes,
[do not use spinlocks])
#
# Atomic operations
#
@ -1296,13 +1290,6 @@ failure. It is possible the compiler isn't looking in the proper directory.
Use --without-zlib to disable zlib support.])])
fi
if test "$enable_spinlocks" = yes; then
AC_DEFINE(HAVE_SPINLOCKS, 1, [Define to 1 if you have spinlocks.])
else
AC_MSG_WARN([
*** Not using spinlocks will cause poor performance.])
fi
if test "$enable_atomics" = yes; then
AC_DEFINE(HAVE_ATOMICS, 1, [Define to 1 if you want to use atomics if available.])
else