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bpf: Fix a few typos in BPF helpers documentation

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Address a few typos in the documentation for the BPF helper functions.
They were reported by Jakub [0], who ran spell checkers on the generated
man page [1].

[0] https://lore.kernel.org/linux-man/d22dcd47-023c-8f52-d369-7b5308e6c842@gmail.com/T/#mb02e7d4b7fb61d98fa914c77b581184e9a9537af
[1] https://lore.kernel.org/linux-man/eb6a1e41-c48e-ac45-5154-ac57a2c76108@gmail.com/T/#m4a8d1b003616928013ffcd1450437309ab652f9f

v3: Do not copy unrelated (and breaking) elements to tools/ header
v2: Turn a ',' into a ';'

Reported-by: Jakub Wilk <jwilk@jwilk.net>
Signed-off-by: Quentin Monnet <quentin@isovalent.com>
Signed-off-by: Andrii Nakryiko <andrii@kernel.org>
Link: https://lore.kernel.org/bpf/20220825220806.107143-1-quentin@isovalent.com
This commit is contained in:
Quentin Monnet 2022-08-25 23:08:06 +01:00 committed by Andrii Nakryiko
parent b05d64efbb
commit aa75622c3b
2 changed files with 16 additions and 16 deletions
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16
include/uapi/linux/bpf.h
View File

@ -4456,7 +4456,7 @@ union bpf_attr {
*
* **-EEXIST** if the option already exists.
*
* **-EFAULT** on failrue to parse the existing header options.
* **-EFAULT** on failure to parse the existing header options.
*
* **-EPERM** if the helper cannot be used under the current
* *skops*\ **->op**.
@ -4665,7 +4665,7 @@ union bpf_attr {
* a *map* with *task* as the **key**. From this
* perspective, the usage is not much different from
* **bpf_map_lookup_elem**\ (*map*, **&**\ *task*) except this
* helper enforces the key must be an task_struct and the map must also
* helper enforces the key must be a task_struct and the map must also
* be a **BPF_MAP_TYPE_TASK_STORAGE**.
*
* Underneath, the value is stored locally at *task* instead of
@ -4723,7 +4723,7 @@ union bpf_attr {
*
* long bpf_ima_inode_hash(struct inode *inode, void *dst, u32 size)
* Description
* Returns the stored IMA hash of the *inode* (if it's avaialable).
* Returns the stored IMA hash of the *inode* (if it's available).
* If the hash is larger than *size*, then only *size*
* bytes will be copied to *dst*
* Return
@ -4747,12 +4747,12 @@ union bpf_attr {
*
* The argument *len_diff* can be used for querying with a planned
* size change. This allows to check MTU prior to changing packet
* ctx. Providing an *len_diff* adjustment that is larger than the
* ctx. Providing a *len_diff* adjustment that is larger than the
* actual packet size (resulting in negative packet size) will in
* principle not exceed the MTU, why it is not considered a
* failure. Other BPF-helpers are needed for performing the
* planned size change, why the responsability for catch a negative
* packet size belong in those helpers.
* principle not exceed the MTU, which is why it is not considered
* a failure. Other BPF helpers are needed for performing the
* planned size change; therefore the responsibility for catching
* a negative packet size belongs in those helpers.
*
* Specifying *ifindex* zero means the MTU check is performed
* against the current net device. This is practical if this isn't

16
tools/include/uapi/linux/bpf.h
View File

@ -4456,7 +4456,7 @@ union bpf_attr {
*
* **-EEXIST** if the option already exists.
*
* **-EFAULT** on failrue to parse the existing header options.
* **-EFAULT** on failure to parse the existing header options.
*
* **-EPERM** if the helper cannot be used under the current
* *skops*\ **->op**.
@ -4665,7 +4665,7 @@ union bpf_attr {
* a *map* with *task* as the **key**. From this
* perspective, the usage is not much different from
* **bpf_map_lookup_elem**\ (*map*, **&**\ *task*) except this
* helper enforces the key must be an task_struct and the map must also
* helper enforces the key must be a task_struct and the map must also
* be a **BPF_MAP_TYPE_TASK_STORAGE**.
*
* Underneath, the value is stored locally at *task* instead of
@ -4723,7 +4723,7 @@ union bpf_attr {
*
* long bpf_ima_inode_hash(struct inode *inode, void *dst, u32 size)
* Description
* Returns the stored IMA hash of the *inode* (if it's avaialable).
* Returns the stored IMA hash of the *inode* (if it's available).
* If the hash is larger than *size*, then only *size*
* bytes will be copied to *dst*
* Return
@ -4747,12 +4747,12 @@ union bpf_attr {
*
* The argument *len_diff* can be used for querying with a planned
* size change. This allows to check MTU prior to changing packet
* ctx. Providing an *len_diff* adjustment that is larger than the
* ctx. Providing a *len_diff* adjustment that is larger than the
* actual packet size (resulting in negative packet size) will in
* principle not exceed the MTU, why it is not considered a
* failure. Other BPF-helpers are needed for performing the
* planned size change, why the responsability for catch a negative
* packet size belong in those helpers.
* principle not exceed the MTU, which is why it is not considered
* a failure. Other BPF helpers are needed for performing the
* planned size change; therefore the responsibility for catching
* a negative packet size belongs in those helpers.
*
* Specifying *ifindex* zero means the MTU check is performed
* against the current net device. This is practical if this isn't