linux.git/arch/powerpc/kernel/vdso.c, branch v5.11

powerpc/vdso: Remove DBG()

2020-12-03T14:01:19+00:00

DBG() is not used anymore. Remove it.

Signed-off-by: Christophe Leroy 
Signed-off-by: Michael Ellerman 
Link: https://lore.kernel.org/r/e11a9b50e709f197bb3aa2ed1d80d2dee8714afc.1601197618.git.christophe.leroy@csgroup.eu

powerpc/vdso: Remove vdso_ready

2020-12-03T14:01:19+00:00

There is no way to get out of vdso_init() prematuraly anymore.

Remove vdso_ready as it will always be 1.

Signed-off-by: Christophe Leroy 
Signed-off-by: Michael Ellerman 
Link: https://lore.kernel.org/r/0e1e18c6329b848aa3edeeba76509b4d76182e7d.1601197618.git.christophe.leroy@csgroup.eu

powerpc/vdso: Remove vdso_setup()

2020-12-03T14:01:19+00:00

vdso_fixup_features() cannot fail anymore and that's
the only function called by vdso_setup().

vdso_setup() has become trivial and can be removed.

Signed-off-by: Christophe Leroy 
Signed-off-by: Michael Ellerman 
Link: https://lore.kernel.org/r/11522eec6140f510a8c89c63cbb739277d097fdc.1601197618.git.christophe.leroy@csgroup.eu

powerpc/vdso: Remove lib32_elfinfo and lib64_elfinfo

2020-12-03T14:01:19+00:00

lib32_elfinfo and lib64_elfinfo are not used anymore, remove them.

Also remove vdso32_kbase and vdso64_kbase while removing the
last use.

Signed-off-by: Christophe Leroy 
Signed-off-by: Michael Ellerman 
Link: https://lore.kernel.org/r/01ac65abf22f0428f8f764525a7d84459c54d806.1601197618.git.christophe.leroy@csgroup.eu

powerpc/vdso: Remove symbol section information in struct lib32/64_elfinfo

2020-12-03T14:01:18+00:00

The members related to the symbol section in struct lib32_elfinfo and
struct lib64_elfinfo are not used anymore, removed them.

Signed-off-by: Christophe Leroy 
Signed-off-by: Michael Ellerman 
Link: https://lore.kernel.org/r/b779e5b7cc0354e2f87fd407fe5b02f4a8a73825.1601197618.git.christophe.leroy@csgroup.eu

powerpc/vdso: Remove unused text member in struct lib32/64_elfinfo

2020-12-03T14:01:18+00:00

The text member in struct lib32_elfinfo and struct lib64_elfinfo
is not used, remove it.

Signed-off-by: Christophe Leroy 
Signed-off-by: Michael Ellerman 
Link: https://lore.kernel.org/r/f53dcc9bb1946a7854d15b34d03d3d2e2003848c.1601197618.git.christophe.leroy@csgroup.eu

powerpc/vdso: Remove vdso_patches[] and associated functions

2020-12-03T14:01:18+00:00

vdso_patches[] is now empty, remove it and remove
all functions that depends on it.

Signed-off-by: Christophe Leroy 
Signed-off-by: Michael Ellerman 
Link: https://lore.kernel.org/r/27d75debd6e4ddeaffe1d66ffed1e7526684a004.1601197618.git.christophe.leroy@csgroup.eu

powerpc/vdso: Remove runtime generated sigtramp offsets

2020-12-03T14:01:18+00:00

Signal trampoline offsets are now generated at buildtime.

Runtime generated offsets are not used anymore, remove them.

Signed-off-by: Christophe Leroy 
Signed-off-by: Michael Ellerman 
Link: https://lore.kernel.org/r/7c192d35a437151837cf4c48aeccb42380d6daac.1601197618.git.christophe.leroy@csgroup.eu

powerpc/vdso: Remove __kernel_datapage_offset

2020-12-03T14:01:18+00:00

__kernel_datapage_offset is not used anymore, remove it.

Signed-off-by: Christophe Leroy 
Signed-off-by: Michael Ellerman 
Link: https://lore.kernel.org/r/ddb5c746bec4e1a026d7c85243213a1876ef844f.1601197618.git.christophe.leroy@csgroup.eu

powerpc/vdso: Remove vdso32_pages and vdso64_pages

2020-12-03T14:01:18+00:00

vdso32_pages and vdso64_pages are not used anymore.

Remove them.

Signed-off-by: Christophe Leroy 
Signed-off-by: Michael Ellerman 
Link: https://lore.kernel.org/r/bce021f616cbaf39dfb5766cf7ef114adcb918d9.1601197618.git.christophe.leroy@csgroup.eu