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authorAdhemerval Zanella <adhemerval.zanella@linaro.org>2021-02-05 20:13:58 +0000
committerAdhemerval Zanella <adhemerval.zanella@linaro.org>2021-02-11 07:58:31 -0300
commit1bfbaf7130133ae740c09e12dfdd87df26e03d39 (patch)
tree6ce35b86fe247629bf6bb2dcdf4413fbaaf5d0a6 /sysdeps/unix/sysv/linux/mips/mips64/n64
parente7702cb56ec99521124befba3c52903842a885c1 (diff)
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linux: Consolidate fstatfs implementations
The __NR_fstatfs64 syscall is supported on all architectures but
aarch64, mips64, riscv64, and x86_64.  And newer ABIs also uses
the new fstatfs64 interface (where the struct size is used as
first argument).

So the default implementation now uses:

  1. __NR_fstatfs64 for non-LFS call and handle overflow directly
     There is no need to handle __NR_fstatfs since all architectures
     that only support are LFS only.

  2. __NR_fstatfs if defined or __NR_fstatfs64 otherwise for LFS
     call.

Alpha is the only outlier, it is a 64-bit architecture which
provides non-LFS interface and only provides __NR_fstatfs64 on
newer kernels (5.1+).

Checked on x86_64-linux-gnu.

Reviewed-by: Carlos O'Donell <carlos@redhat.com>
Diffstat (limited to 'sysdeps/unix/sysv/linux/mips/mips64/n64')
-rw-r--r--sysdeps/unix/sysv/linux/mips/mips64/n64/fstatfs64.c1
-rw-r--r--sysdeps/unix/sysv/linux/mips/mips64/n64/syscalls.list1
2 files changed, 0 insertions, 2 deletions
diff --git a/sysdeps/unix/sysv/linux/mips/mips64/n64/fstatfs64.c b/sysdeps/unix/sysv/linux/mips/mips64/n64/fstatfs64.c
deleted file mode 100644
index 6e25b021ab..0000000000
--- a/sysdeps/unix/sysv/linux/mips/mips64/n64/fstatfs64.c
+++ /dev/null
@@ -1 +0,0 @@
-/* Empty.  */
diff --git a/sysdeps/unix/sysv/linux/mips/mips64/n64/syscalls.list b/sysdeps/unix/sysv/linux/mips/mips64/n64/syscalls.list
index 8e7d516a2a..b6a0c92829 100644
--- a/sysdeps/unix/sysv/linux/mips/mips64/n64/syscalls.list
+++ b/sysdeps/unix/sysv/linux/mips/mips64/n64/syscalls.list
@@ -4,7 +4,6 @@ prlimit		EXTRA	prlimit64	i:iipp	prlimit		prlimit64
 
 fanotify_mark	EXTRA	fanotify_mark	i:iiiis	fanotify_mark
 
-fstatfs		-	fstatfs		i:ip	__fstatfs	fstatfs fstatfs64 __fstatfs64
 statfs		-	statfs		i:sp	__statfs	statfs statfs64 __statfs64
 
 sendfile	-	sendfile	i:iipi	sendfile	sendfile64